TA Wednesday, 3:20 PM Each student is responsible for following directions. Read this page carefully.
|
|
- Brett Preston
- 6 years ago
- Views:
Transcription
1 Name Chemistry 111 Section FINAL EXAM Total Points = TA Wednesday, 3:20 PM 200 Directions: December 12, Each student is responsible for following directions. Read this page carefully. 2. Write your name and other requested information on this page and on the separate answer sheet. 3. CDE your name on the answer sheet using an ordinary (#2) pencil. 4. CDE your correct 10-digit identification number (PUID) on the answer sheet. THIS IS VERY IMPRTANT! 5. CDE your section number on the answer sheet. Please use all four digits, 0101, 0102, 0201, etc. This is also very important! 6. Put all calculations on the examination pages. D NT PUT ANY EXTRA MARKS N THE CMPUTER ANSWER SHEET! 7. This exam consists of 40 multiple-choice questions worth 5 points each. Choose the one best or correct answer for each question and write it both on your exam paper and on the computer answer sheet. The computer answer sheet is the only one that will be graded! 8. This exam consists of 9 pages plus a Periodic Table. Please check to be sure that you have them all! Useful Information Avogadro s number = x END F EXAM 1) Please make sure that you have entered 40 answers on your scan sheet. 2) Make sure that you have entered your name, ID number, and lab section number (4 digits). 3) You MUST turn the scan sheet in to your TA before leaving the exam!
2 Chem 111 Final Exam 12/12/07 2 E 1. The density of ice is slightly lower than the density of water. This means: Water is a homogeneous mixture. Converting water to ice is a chemical change. Ice will sink in water. Converting water to ice involves a loss of atoms. Converting water to ice involves volume change C 2. Which of the following are chemical changes? i) rusting of a nail ii) a cookie being metabolized iii) decomposition of water into hydrogen and oxygen gases iv) alcohol being evaporated v) butter melting in a heated copper pot i i, ii i, ii, iii i, ii, iii, iv i, ii, iii, iv, v B 3. Which of the following conversions is correct? 1 cm = m 12.5 cm = 125 mm m = 9.2 mm 20 ml = 0.2 L 0.3 g = 30 mg B 4. How many significant figures should there be in the answer to the following? ( ) + ( ) = A 5. A 3.00 L bottle has a mass of 1.13 kg. When filled with a liquid its mass increases to 3.38 kg. What is the density of the liquid in g/ml?
3 Chem 111 Final Exam 12/12/07 3 B 6. All atoms of a given element have the same: mass. number of protons. number of neutrons. number of electrons and neutrons. density. C 7. D 8. An atom of phosphorus-32 contains protons, electrons and neutrons. Protons electrons neutrons What is the mass of one million atoms of Mg? 1,000,000 amu 24,310,000,000 amu mg x mg 2.431x g A 9. How many anions are there in g of magnesium bromide? C 10. How many grams of KCl are needed to prepare 250. ml of a M KCl solution? 5.31 g 6.78 g 7.46 g 8.52 g 9.34 g B 11. When 10. ml of pure ethyl alcohol (density 0.79 g/ml, M.M. = g/mol) is diluted to 500. ml, what is the molarity of the final solution? 0.17 M 0.34 M 0.68 M 1.7 M 3.4 M
4 Chem 111 Final Exam 12/12/07 4 D 12. If X represents an element of group IIIA, what is the general formula for its oxide? X 3 4 X X 3 2 X 2 3 X 2 C 13. What is the oxidation number of chromium in K 2 Cr 2 7? E 14. Which of the following statements is based on the Bohr model of the atom? Nearly all of an atom s mass is located in its tiny, positively charged nucleus. Electrons have wave-like characters. It is impossible to determine precisely an electron s position and energy. The nucleus is composed of protons and neutrons. Electrons lose energy when they drop from an n = 2 to an n = 1 energy level. E 15. In a ground-state sodium atom, the sublevel is partially filled. 2s 2p 3p 3d 3s A 16. Which pair of elements is most likely to form an ionic compound with each other? barium, bromine calcium, sodium oxygen, fluorine sulfur, fluorine nitrogen, hydrogen B 17. Which of the following elements is the most abundant in the earth s crust? H C Si N
5 PP Chem 111 Final Exam 12/12/07 5 C 18. Which of the following atoms or ions does not have an octet? Cl 2 Cs Ar 3 A 19. Which of the following compounds is an electrolyte? LiF C 2 H 5 H (ethanol) C 6 H 12 6 (glucose) sucrose (table sugar) CH 4 A 20. The Lewis dot structure of phosphate ( P 4 3 )is best represented by: 3 3 P P 3 3 P P A 21. Which of the following is not true about the element S? It is more electronegative than oxygen. Its atomic radius is smaller than that of arsenic. It has 6 valence electrons. It has an ionization energy higher than that of silicon. A 22. Sort the following atoms in order of increasing electronegativity. Cs < Y < Ga < P < < F F < < Cs < Y < Ga < P Cs < F < Ga < < P < Y Cs < Ga < Y < < P < F F < < Ga < P < Y < Cs
6 Chem 111 Final Exam 12/12/07 6 C 23. The molecular shape of PCl 3 is: bent trigonal planar trigonal pyramidal tetrahedral A 24. Which of the following bonds would be the most polar? C F C Cl C Br C I All are equally polar. A 25. A 2.40 g sample of powdered molybdenum was heated in pure oxygen. The compound produced had a mass of 3.00 g. What is its empirical formula? Mo 2 3 Mo 3 4 Mo 2 5 Mo Mo 2 A 26. The mass percentage of H in propane (C 3 H 8 ) is: C 27. When the following equation is balanced, what is the coefficient of 2? C 4 H 9 H + 2 C 2 + H 2
7 Chem 111 Final Exam 12/12/07 7 C 28. Which of the following net ionic equations best describes the result of the mixing of FeBr 3 (aq) and LiH(aq)? Fe 3+ + Br FeBr Li + + Br LiBr Fe H Fe(H) 3 Fe 3+ + H Fe(H) Li Br LiBr 2 E 29. Magnesium reacts with nitrogen to yield an ionic compound. The formula of this compound is: MgN Mg 2 N MgN 2 MgN 3 Mg 3 N 2 D 30. In a combustion analysis of a g sample of the artificial sweetener aspartame, it was found to contain 6.18% of H, 57.10% of C, 9.54% of N, and 27.18% of. The molar mass of aspartame is 294 g/mol. What is its molecular formula? C 13 H 16 N 3 5 C 7 H 9 N 2 C 5 H 6 N 2 C 14 H 18 N 2 5 A 31. Which of the following is the best example of a correctly balanced equation? P H 2 4 PH 3 0 P H 2 4 PH 3 2 P H 2 8 PH 3 P H 2 PH 3
8 B 32. Chem 111 Final Exam 12/12/07 8 Balance the following word equation, then answer the question that follows. Sodium carbonate reacts with calcium nitrate to form sodium nitrate and calcium carbonate. The coefficient of the sodium nitrate in the balanced equation is: Use the following choices to answer questions 33 34: combustion combination decomposition single replacement double replacement B 33. Ca + H 2 Ca(H) 2 E 34. Cd(N 3 ) 2 + Na 2 S CdS + 2 NaN 3 B ml of H 2 S 4 is used to completely react with g of NaHC 3 according to the unbalanced equation below. What is the molarity of the H 2 S 4? NaHC 3 (aq) + H 2 S 4 (aq) C 2 (g) + Na 2 S 4 (aq) + H 2 (l) M M M M M A 36. Which statement below is true when 10 g of nitrogen reacts with 5.0 g of hydrogen to produce ammonia? N 2 (g) + 3 H 2 (g) 2 NH 3 (g) Approximately 2.8 grams of hydrogen are left over. Hydrogen is the limiting reactant. Nitrogen is the excess reactant. The theoretical yield of ammonia is 14 g.
9 Chem 111 Final Exam 12/12/07 9 A 37. Phosphorus reacts with oxygen according to the following equation: P 4 (s) (g) P 4 6 (s) If a mixture of 71.9 g of phosphorus and 37.1 g of oxygen produces 42.6 g of P 4 6, the percent yield for the reaction is closest to: 50.2% 99.9% 33.4% 16.7% 42.6% A 38. Methanol is mostly produced by the reaction of carbon monoxide (C) with H 2. C + 2 H 2 CH 3 H For a reaction involving 36 g of C and 5.5 g of H 2, the theoretical yield of methanol is: 41 g 52 g 36 g 44 g 31 g B 39. When 24.3 g of Mg was placed in a beaker of hydrochloric acid, a vigorous reaction produced hydrogen gas and magnesium chloride. When the reaction was complete, how many liters of 1.0 M HCl reacted? Mg + 2 HCl MgCl 2 + H C 40. How many moles of H 2 can be produced from the combustion of 1.5 moles of propane (C 3 H 8 )?
Part A Answer all questions in this part.
Part A Directions (1-24): For each statement or question, record on your separate answer sheet the number of the word or expression that, of those given, best completes the statement or answers the question.
More informationb. Na. d. So. 1 A basketball has more mass than a golf ball because:
Chem I Semester Review All of the following are general characteristics of a substance in the liquid state except a. definite volume. c. not easily compressed. b. able to flow. d. definite shape. In the
More informationSection EXAM II Total Points = 150. October 15, Each student is responsible for following directions. Read this page carefully.
Name Chemistry 11100 Test 55 Section EXAM II Total Points = 150 TA Monday, 6:30 PM October 15, 2012 Directions: 1. Each student is responsible for following directions. Read this page carefully. 2. Write
More informationSection EXAM III Total Points = 150. November 15, Each student is responsible for following directions. Read this page carefully.
Name Chemistry 11100 Test 66 Section EXAM III Total Points = 150 TA Thursday, 8:00 PM November 15, 2012 Directions: 1. Each student is responsible for following directions. Read this page carefully. 2.
More informationFinal Exam Review Questions You will be given a Periodic Table, Activity Series, and a Common Ions Chart CP CHEMISTRY
Final Exam Review Questions You will be given a Periodic Table, Activity Series, and a Common Ions Chart CP CHEMISTRY Part A True-False State whether each statement is true or false. If false, correct
More informationAP Chemistry Summer Assignment
AP Chemistry Summer Assignment 1) Name this compound: Cr 3 (PO 4 ) 2 a) Chromium Diphosphate b) Trichromium Phosphate c) Chromium (II) Phosphate d) Chromium (II) Diphosphate 2) How many significant figures
More informationUnit 1 Atomic Structure
Unit 1 Atomic Structure Unit 1 Text Questions 1.1 Atoms/Ions/Isotopes Problems Ch 5 Prob: 9,23,24,38 1.2 Average Atomic Mass Problems Ch 5 Prob: 15,17 1.3 Atomic Theory Development Problems Ch 5 Prob:
More informationPractice Multiple Choice
Practice Multiple Choice 1. A theory differs from a hypothesis in that a theory A. cannot be disproved C. always leads to the formation of a law B. represents an educated guess D. has been subjected to
More informationUNIT 3 IB MATERIAL BONDING, MOLES & STOICHIOMETRY
UNIT 3 IB MATERIAL Name: BONDING, MOLES & STOICHIOMETRY ESSENTIALS: Know, Understand, and Be Able To Apply the mole concept to substances. Determine the number of particles and the amount of substance
More informationCHEMISTRY HONORS LEOCE Study Guide
BENCHMARK: N.1.1-1.2, N.1.6, N.3.1, N.3.3, N.3.4 CHEMISTRY HONORS CHEMISTRY AND SCIENTIFIC MEASUREMENT TEXTBOOK: Glencoe, Chemistry: Matter and Change, Chapters 1-3 ESSENTIAL QUESTION: How is measurement
More informationPRACTICE COMPREHENSIVE EXAM #1 7 th GRADE CHEMISTRY
Name: Date: Class: PRACTICE COMPREHENSIVE EXAM #1 7 th GRADE CHEMISTRY BUBBLE SHEETS AND PERIODIC TABLES ARE ATTACHED. PLEASE DETACH. YOU MAY WRITE ON THE PERIODIC TABLE. PART ONE: Multiple choice. Choose
More informationDepartment of Chemistry. Chemistry 121: Atomic and Molecular Chemistry. Final Examination Wednesday, December 7, 2011 Time: 9:00am 12:00
Student Name: Student Number: The Irving K. Barber School of Arts and Sciences Department of Chemistry Chemistry 121: Atomic and Molecular Chemistry Professors: Dr. Penny Parkeenvincha & Dr. Rob O Brien
More informationSCI-CH Chem Test II fall 2018 Exam not valid for Paper Pencil Test Sessions
SCI-CH Chem Test II fall 2018 Exam not valid for Paper Pencil Test Sessions [Exam ID:25FPCV 1 When a strontium atom loses its valence electrons, it has the same electron configuration as which element?
More informationGas Laws. Bonding. Solutions M= moles solute Mass %= mass solute x 100. Acids and Bases. Thermochemistry q = mc T
Name Period Teacher Practice Test: OTHS Academic Chemistry Spring Semester 2017 The exam will have 100 multiple choice questions (1 point each) Formula sheet (see below) and Periodic table will be provided
More information4. Draw a concept map showing the classifications of matter. Give an example of each.
Name Bring calculator, pencils, and this completed worksheet to the midterm exam. For problems involving an equation, carry out the following steps: 1. Write the equation. 2. Substitute numbers and units.
More informationFinal Exam Version A CHEM1411 Fall 2006 Name
Final Exam Version A CHEM1411 Fall 2006 Name Part I: Multiple Choice Please enter your name and the Version number on your scantron. Choose the ONE best answer for each question and enter your answer on
More informationSample. Test Booklet. Subject: SC, Grade: HS MCAS 2007 HS Chemistry. - signup at to remove - Student name:
Test Booklet Subject: SC, Grade: HS Student name: Author: Massachusetts District: Massachusetts Released Tests Printed: Thursday February 14, 2013 1 Which of the following Lewis dot structures represents
More informationUnit Five- Chemical Quantities Chapter 9: Mole ratios, conversions between chemicals in a balanced reaction (mole, mass), limiting reactant, % yield
Chemistry Midterm Review Exam date: Wednesday, 2/15 during class The midterm exam must be completed before February vacation if you are absent The midterm exam is worth 6% of your year grade and it contains
More informationACCELERATED CHEMISTRY SEMESTER 1 PROBLEM SHEET
ACCELERATED CHEMISTRY SEMESTER 1 PROBLEM SHEET 100. Determine the number of significant figures in the following numbers: a. 100 b. 0.000123 c. 1.00300 d. 1.2300 e. 1.20 x 10 16 f..00010100 Write the following
More informationREVIEW OF BASIC CHEMISTRY ANSWER KEY
REVIEW OF BASIC CHEMISTRY ANSWER KEY 1. Name the following elements. Spelling counts: 2. Write the symbols for the following elements. H hydrogen sodium Na S sulphur phosphorus P Cl chlorine fluorine F
More informationQuantitative chemistry Atomic structure Periodicity
IB chemistry Units 1-3 review Quantitative chemistry Significant figures The mole- be able to convert to number of particles and mass Finding empirical and molecular formulas from mass percentage States
More informationAP WORKSHEET 4s: Calculations Summary
AP WORKSHEET 4s: Calculations Summary TYPE 1: Those involving Avogadro s number (the mole concept). Question 1 A sample of Ge is found to contain 9.7 x 10 23 atoms of Ge. How many moles of Ge atoms are
More information2. Relative molecular mass, M r - The relative molecular mass of a molecule is the average mass of the one molecule when compared with
Chapter 3: Chemical Formulae and Equations 1. Relative atomic mass, A r - The relative atomic mass of an element is the average mass of one atom of an element when compared with mass of an atom of carbon-12
More information1st Semester Review Worth 10% of Exam Score
1st Semester Review 2014-2015 Worth 10% of Exam Score Name: P: 1. Which of the following is the correct electron configuration for a neutral atom of oxygen in the ground state? A) 1s 2 2p 4 B) 1s 2 2s
More informationName: Period: CHEMISTRY I HONORS SEMESTER 1 EXAM REVIEW
Name: Period: CHEMISTRY I HONORS SEMESTER 1 EXAM REVIEW Unit 1: Nature of Science What rules must be obeyed to safely conduct an experiment? What are the components of a good scientific experiment? What
More informationCHEMISTRY 2202 FINAL EXAMINATION Value: 100% General Instructions
Name: Teacher: DO NOT OPEN THE EXAMINATION PAPER UNTIL YOU ARE TOLD BY THE SUPERVISOR TO BEGIN CHEMISTRY 2202 FINAL EXAMINATION Value: 100% General Instructions This examination consists of two parts.
More informationSpring Semester Final Exam Study Guide
Honors Chemistry Name Period AlCl3 Cu2S NaCN HI PCl3 CrBr3 Naming and Formula Writing 1. Write the name or formula for each of the following: HClO2 (NH4)2SO4 I4O10 H3N NiN H3PO4 Mercury (II) bromide Phosphorous
More informationAn Incomplete Study Guide For The First Semester Exam
An Incomplete Study Guide For The First Semester Exam Dr Mandes 1. 2. Which term refers to the number of protons in an atom? a. atomic mass b. atomic number c. isotopic mass d. proton number A cation is
More informationAdvanced Placement Chemistry ~ Summer Assignment Part 2. Name
Advanced Placement Chemistry ~ Summer Assignment Part 2 Name Topic 1: Measurements and Dimensional Analysis Appropriately read and report a measurement correctly with one uncertain digit. State the number
More informationName Chemistry 10 Dr. Kline 11 May 2004 Row Seat Lab 8:00 10:30
Test 3 Name Chemistry 10 Dr. Kline 11 May 2004 Row Seat Lab 8:00 10:30 This test consists of a combination of multiple choice and other questions. There should be a total of 24 questions on 6 pages plus
More informatione) How many atoms of nitrogen are in 1.2 g aspartame? #11 HC 4 of 4
Ch. 3 Honors Chem HW #11 HC 1 of 4 A2) An element is a mixture of two isotopes. One isotope of the element has an atomic mass of 34.96885 amu and has a relative abundance of 75.53%. The other isotope has
More informationCh. 1: Introduction to Chemistry. Ch. 2: Matter and Change
Review Sheet for Chemistry First Semester Final Refer to your class notes, worksheets, and the textbook to complete this review sheet. Study early so that you will have time to ask questions about what
More informationName: Unit 1: Nature of Science
Name: Unit 1: Nature of Science 1. Using the picture above, list lab safety rules that are being ignored. 2. What are the steps to the scientific method? 3. Convert the following into scientific notation:
More informationREVIEW of Grade 11 Chemistry
REVIEW of Grade 11 Chemistry SCH4U_08-09 NAME: Section A: Review of Rules for Significant Digits All measurements have a certain degree of associated with them. All the accurately known digits and the
More information4. Magnesium has three natural isotopes with the following masses and natural abundances:
Exercise #1. Determination of Weighted Average Mass 1. The average mass of pennies minted after 1982 is 2.50 g and the average mass of pennies minted before 1982 is 3.00 g. Suppose that a bag of pennies
More informationHonors Chemistry Unit 6 Moles and Stoichiometry Notes. Intro to the mole 1. What is the chemical mole? 2. What is Avogadro s number?
Honors Chemistry Unit 6 Moles and Stoichiometry Notes Intro to the mole 1. What is the chemical mole? 2. What is Avogadro s number? 3. What does it mean? 4. How is a mole like a dozen doughnuts? Formula
More informationChapter 3 Stoichiometry
Chapter 3 Sep 22 1:45 PM Average atomic mass: The weighted average of all isotopes of a specific element. Takes into consideration abundance of each isotope. (% x M 1 ) + (% x M 2 ) +... Sep 22 1:45 PM
More informationChem 101 Review. Fall 2012
Chem 101 Review Fall 2012 Elements, Atoms, Ions Elements in nature symbols Constant composition chemical formula Dalton s atomic theory Atomic structure what makes up the atom ions isotopes Periodic table
More informationGENERAL CHEMISTRY I CHEM SYSTEM FINAL EXAM VERSION A Fall 2016
GENERAL CHEMISTRY I CHEM 1411 SYSTEM FINAL EXAM VERSION A Fall 2016 Departmental Final Exam General Chemistry I, CHEM 1411 Fall 2016 VERSION A Part I: 35 Multiple Choice (2 pts each). Directions: Select
More information1. How many significant digits are there in each of the following measurements? (½ mark each) a) ha b) s. c) d) 0.
SCH 4U_07-08 SCH3U: REVIEW NAME: (TOTAL SCORE = 80) 1. How many significant digits are there in each of the following measurements? (½ mark each) a) 204.45 ha b) 18.23 s c) 380 000 d) 0.00560 g 2. Name
More information5. What is the name of the compound PbO? 6. What is the name of HCl(aq)?
1. Which idea of John Dalton is no longer considered part of the modern view of atoms? (A) Atoms are extremely small. (B) Atoms of the same element have identical masses. (C) Atoms combine in simple whole
More informationHow many hydrogen atoms are there in the empirical formula of propene, C 3 H 6? How many neutrons are there in one atom of 24 Mg?
1 A 2 B 3 C The atomic number of Na is 11. How many electrons are there in a sodium ion, Na +? How many hydrogen atoms are there in the empirical formula of propene, C 3 H 6? What is the mass in grams
More informationACP Chemistry (821) - Mid-Year Review
ACP Chemistry (821) - Mid-Year Review *Be sure you understand the concepts involved in each question. Do not simply memorize facts!* 1. What is chemistry? Chapter 1: Chemistry 2. What is the difference
More informationGeneral Chemistry 1 CHM201 Unit 2 Practice Test
General Chemistry 1 CHM201 Unit 2 Practice Test 1. Which statement about the combustion of propane (C 3H 8) is not correct? C 3H 8 5O 2 3CO 2 4H 2O a. For every propane molecule consumed, three molecules
More informationCHEM 231 Final Exam Review Challenge Program
CHEM 231 Final Exam Review Challenge Program Directions: Read these!! Conversions: 1 ml = 1 cm 3 1 gallon=3.785 Liter 1 pound(lb) = 454 g 760 torr = 1 atm T(in K) = T(in C) + 273 Avagadro s number: 6.022
More informationChem 110 Fall 2014 Exam I Whelan
Chem 110 Fall 2014 Exam I Whelan SID Last First Question 1 5 Points a) How many significant figures are there in each of the following numbers? 0.927790 0.060464 1.00x10 3 b) There are 12 eggs in a dozen.
More informationSemester 1 Review Chemistry
Name Period Date Semester 1 Review Chemistry Units & Unit Conversions Ch. 3 (p. 73-94) PART A SI UNITS What type of measurement is indicated by each of the following units? Choices are in the last column.
More informationAP Chemistry Summer Review Assignment
Name: Period: Chem I Teacher/year: AP Chemistry Summer Review Assignment Due on the FIRST DAY OF SCHOOL! A. Chemical Foundations 1. The beakers shown below have different precisions. a. Label the amount
More informationg of CO 2 gas is at a temperature of 45 o C and a pressure of 125 kpa. What is the volume of the container? 11 L
Name period AP Chemistry Unit 5 answers 1. A fixed quantity of gas at 23⁰C exhibits a pressure of 748 torr and occupies a volume of 10.3 L. Calculate the volume the gas will occupy if the temperature is
More informationForm A. Exam 1, Ch 1-4 September 23, Points
Chem 130 Name Exam 1, Ch 1-4 September 23, 2011 100 Points Please follow the instructions for each section of the exam. Show your work on all mathematical problems. Provide answers with the correct units
More informationBonding Mrs. Pugliese. Name March 02, 2011
Bonding Mrs. Pugliese Name March 02, 2011 1. Atoms of which element have the greatest tendency to gain electrons? 1. bromine 3. fluorine 2. chlorine 4. iodine 2. Which polyatomic ion contains the greatest
More informationAP Chemistry Summer Assignment
Name AP Chemistry Summer Assignment Welcome to AP chemistry! This summer assignment is intended to help you review the basic topics you learned in pre-ap chemistry that are crucial for your success in
More informationName (PRINT): Group: Achieved points. Possible points. Test Directions:
1 10 Name (PRINT): Group: Achieved points Possible points % 40 Test Directions: 1. PRINT your name and group at the top of page 1. 2. Use a #2 pencil to mark your answer. 3. A Periodic table is attached
More informationUnit Five- Chemical Quantities Chapter 9: Mole ratios, conversions between chemicals in a balanced reaction (mole, mass), limiting reactant, % yield
Chemistry Midterm Review Exam date: Wednesday, 2/15 during class The midterm exam must be completed before February vacation if you are absent The midterm exam is worth 6% of your year grade and it contains
More informationSTOICHIOMETRY. Measurements in Chemical Reactions
STOICHIOMETRY Measurements in Chemical Reactions STOICHIOMETRY Stoichiometry is the analysis of the quantities of substances in a chemical reaction. Stoichiometric calculations depend on the MOLE-MOLE
More informationFinal Exam Study Guide Honors Chemistry Semester Multiple Choice Questions
Final Exam Study Guide Honors Chemistry Semester 1 2017 60 Multiple Choice Questions Name: Students should be able to: Convert between metric units Convert between scientific notation and expanded (decimal)
More informationChemistry 104 Final Exam Content Evaluation and Preparation for General Chemistry I Material
Chemistry 104 Final Exam Content Evaluation and Preparation for General Chemistry I Material What is 25 mph in mm s 1? Unit conversions What is 1025 K in o F? Which is larger 1 ft 3 or 0.1 m 3? What is
More information2. Identify each of the following samples of matter as heterogeneous or homogeneous.
EOC REVIEW #1 1. List the following in order from smallest to largest. (A) 1 dm 3 (B) 1 ml (C) 1 cl (D) 1 L (E) 1 dl 2. Convert the following. Express your answer in standard scientific notation. (A) 36
More informationTest Booklet. Subject: SC, Grade: HS 2008 Grade High School Chemistry. Student name:
Test Booklet Subject: SC, Grade: HS 2008 Grade High School Chemistry Student name: Author: North Carolina District: North Carolina Released Tests Printed: Tuesday July 17, 2012 1 How many protons and electrons
More informationUnit (2) Quantitative Chemistry
Unit (2) Quantitative Chemistry Chapter (1) :The mole & chemical equation Lesson (1) Mole and chemical equation Chemical equation: The chemical symbols and formulas of the reactants and products which
More informationStoichiometry Ratios of Combination
Chapter 3 Stoichiometry Ratios of Combination Dr. A. Al-Saadi 1 Preview Concepts of atomic mass, molecular mass, mole, molar mass, and percent compositions. Balancing chemical equations. Stoichiometric
More informationExam 1, Ch September 21, Points
Chem 130 Name Exam 1, Ch 1-4.2 September 21, 2018 100 Points Please follow the instructions for each section of the exam. Show your work on all mathematical problems. Provide answers with the correct units
More informationCHEM 101 Fall 09 Final Exam (a)
CHEM 101 Fall 09 Final Exam (a) On the answer sheet (scantron) write your name, student ID number, and recitation section number. Choose the best (most correct) answer for each question and enter it on
More informationUNIT 1 Chemical Reactions Part II Workbook. Name:
UNIT 1 Chemical Reactions Part II Workbook Name: 1 Molar Volume 1. How many moles of a gas will occupy 2.50 L at STP? 2. Calculate the volume that 0.881 mol of gas at STP will occupy. 3. Determine the
More informationChemistry Midterm Exam Review Sheet Spring 2012
Chemistry Midterm Exam Review Sheet Spring 2012 1. Know your safety rules 2. A shopping mall wanted to determine whether the more expensive Tough Stuff floor wax was better than the cheaper Steel Seal
More informationCHM 151 Practice Final Exam
CM 151 Practice Final Exam 1. ow many significant figures are there in the result of 5.52 divided by 3.745? (a) 1 (b) 2 (c) 3 (d) 4 (e) 5 2. ow many significant figures are there in the answer when 9.021
More informationChapter 3: Stoichiometry
Chapter 3: Stoichiometry Key Skills: Balance chemical equations Predict the products of simple combination, decomposition, and combustion reactions. Calculate formula weights Convert grams to moles and
More informationMIDTERM REVIEW. UNIT 1: Mass/Measurement
MIDTERM REVIEW UNIT 1: Mass/Measurement Practice Problems 1. Circle the word/phrase that best fits the statement: A. [ PHYSICAL OR CHEMICAL] changes are changes in which the identity of the substance does
More informationQuestion #1: Wednesday January AGENDA YOYO Practice Test Review. AIM Midterm Review
Wednesday January 15 2019 AIM Midterm Review YOYO Take YOYO sheet and start working on it Take out practice test and note the questions you want to go over today AGENDA YOYO Practice Test Review HOMEWORK
More informationChem 105 Final Exam. Here is the summary of the total 225 points plus 10 bonus points. Carefully read the questions. Good luck!
May 3 rd, 2012 Name: CLID: Score: Chem 105 Final Exam There are 50 multiple choices that are worth 3 points each. There are 4 problems and 1 bonus problem. Try to answer the questions, which you know first,
More information5. The mass of oxygen required to completely convert 4.0 grams of hydrogen to water is 1) 8.0 grams; 2) 2.0 grams; 3) 32 grams; 4) 16 grams.
CHEMISTRY TEST NAME: MASS AND VOLUME DATE: EQUATION RELATIONSHIPS Directions: For each of the following questions, choose the number that best answers the question and place it on your answer sheet. Directions:
More informationChemistry 20 Lesson 36 The Whole Enchilada
Unit I: Science 10 Review Chemistry 20 Lesson 36 The Whole Enchilada 1. Classify the substances as ionic (i), molecular (m), or acid (a) and provide the IUPAC name and the state of matter at SATP where
More informationCP Chemistry Midterm Topic List
CP Chemistry Midterm Topic List Converting SI Units (Kilo, Hecto, Deca, Base Unit, Deci, Centi, Milli) Scientific Notation Precision versus Accuracy Properties of Matter Classification of Matter (Element/Compound/Mixture)
More informationLab safety and equipment: Sig Figs and Metric Conversions. Matter. Chemistry Review
Lab safety and equipment: Chemistry Review Know: How to handle chemicals and laboratory equipment safely. Basic laboratory equipment Sig Figs and Metric Conversions Significant Figures How many significant
More informationCHE 105 FINAL EXAMINATION December 13, 2010
CHE 105 FINAL EXAMINATIN December 13, 2010 University of Kentucky Department of Chemistry READ THESE DIRECTINS CAREFULLY BEFRE STARTING THE EXAMINATIN! It is extremely important that you fill in the answer
More informationResearch tells us fourteen out of any ten individuals like chocolate. Happy Halloween!
CHEMISTRY 101 Hour Exam II October 31, 2006 Adams/Le Name KEY Signature T.A./Section Research tells us fourteen out of any ten individuals like chocolate. Happy Halloween! This exam contains 17 questions
More informationReview for Chemistry Final Exam [Chapters 1-9 & 12]
Name: Block: Date: Chapter 1 Matter and Change Review for Chemistry Final Exam [Chapters 1-9 & 12] 1-1. Define the terms matter and atom. 1-2. Define the terms element and compound and list some examples
More informationChapter 28: Nuclear Chemistry (pg ) On a graph of n 0 versus p + use the position of a plotted nucleus relative to the band of
Chemistry A Final Exam Review Packet Fall 2016 The topics and questions on this review are intended to help you study for the final exam. The exam will include both multiple choice and short answer questions
More informationMemorize: Understand: Know how to:
NAME: CLASS PERIOD: REVIEW FOR HONORS CHEMISTRY SEMESTER 1 EXAM Memorize: Understand: Know how to: 1 SI units for different measurements (length, volume, number, mass, temperature, density) Definition
More informationAnswer Sheet for Sample Problems for Chemistry Level 1 Final Exam 2016 Study Guide
Answer Sheet for Sample Problems for Chemistry Level 1 Final Exam 2016 Study Guide Electrons in Atoms Chapter 5 1. What is the frequency of green light, which has a wavelength of 4.90 x 10-7 m? 8 c 3.00x10
More informationReview Multiple Choice Questions
Chapter 2 Matter and Changes Review Multiple Choice Questions 1. The random molecular motion of a substance is greatest when the substance is a. condensed b. a liquid c. frozen d. a gas 2. After elements
More informationCounting by mass: The Mole. Unit 8: Quantification of Chemical Reactions. Calculating molar mass. Particles. moles and mass. moles and particles
Unit 8: Quantification of Chemical Reactions Chapter 10: The mole Chapter 12: Stoichiometry Counting by mass: The Mole Chemists can t count individual atoms Use moles to determine amounts instead mole
More informationTest Booklet. Subject: SC, Grade: HS 2009 End of Course Chemistry. Student name:
Test Booklet Subject: SC, Grade: HS 2009 End of Course Chemistry Student name: Author: Virginia District: Virginia Released Tests Printed: Tuesday April 23, 2013 1 Which of these would be best to measure
More information5. [7 points] What is the mass of gallons (a fifth) of pure ethanol (density = g/cm 3 )? [1 gallon = Liters]
1 of 6 10/20/2009 3:55 AM Avogadro s Number, N A = 6.022 10 23 1. [7 points] Given the following mathematical expression: (15.11115.0)/(2.154 10 3 ) How many significant figures should the answer contain?
More informationLab safety and equipment: Sig Figs and Metric Conversions. Matter. Chemistry Review
Lab safety and equipment: Chemistry Review Know: How to handle chemicals and laboratory equipment safely. Basic laboratory equipment Sig Figs and Metric Conversions Significant Figures How many significant
More informationCh 4-5 Practice Problems - KEY
Ch 4-5 Practice Problems - KEY The following problems are intended to provide you with additional practice in preparing for the exam. Questions come from the textbook, previous quizzes, previous exams,
More information1. When two pure substances are mixed to form a solution, then always
Name: Date: 1. When two pure substances are mixed to form a solution, then always A) there is an increase in entropy. B) there is a decrease in entropy. C) entropy is conserved. D) heat is released. E)
More informationChem 101 General Chemistry Practice Final Exam
Name h = 6.626 x 10-34 J s (Planck s Constant) c = 3.00 x 10 8 m/s (speed of light) R H = 1.097 x 10-7 m -1 (Rydberg Constant) Chem 101 General Chemistry Practice Final Exam Multiple Choice (5 points each)
More informationChemistry. End of Course. Student Name and Date
Chemistry HS End of Course Student Name and Date Baltimore City Public Schools Assessments End of Course High School Chemistry 1 Which of the following statements is 3 Which electron dot diagram NOT TRUE?
More informationIsotope: An atom of an element that has the same number of protons as the element, but different numbers of neutrons.
SCH 4CI Determining the Mass of Atoms Isotope: An atom of an element that has the same number of protons as the element, but different numbers of neutrons. Example Oxygen 16 O 8 17 O 8 18 O 8 Isotopic
More informationCHEMISTRY 1A SPRING 2011 EXAM 1 KEY CHAPTERS 1-4
You might find the following useful. Electronegativities H 2.2 CHEMISTRY 1A SPRING 2011 EXAM 1 KEY CHAPTERS 1- Li Be B C N O F 0.98 1.57 2.0 2.55.0..98 Na Mg Al Si P S Cl 0.9 1.1 1.61 1.9 2.19 2.58.16
More informationFinal Exam Review Chem 101
Final Exam Review Chem 101 1. Know your nomenclature. a) Know how to go from the name to the formula. b) Know how to go from the formula to the name. 1. Ionic compounds (binary and ternary) a. Example:
More information(8) Determine the number of protons, electrons, and neutrons in the following elements. (a) Cr (b) Br (c) Sr 2+
Chemistry HP Final Review (1) Convert between standard form and scientific notation. (a) 8 900 000 = (b) 0.00056 = (2) Convert between the units indicated. (a) 35 cm = m (b) 280 ml = L (c) 4.5x10 8 = (d)
More informationName: 1. Show all work on Math Problems!!! Significant Figures and Calculations (*all math problems will require the use of sig figs)
Name: 1 AP Chemistry Summer Assignment The goal of this assignment is to make sure that everyone has the fundamentals that they will need to be successful in Chemistry II & AP Chemistry. You should have
More informationHouston Community College System
Houston Community College System Chemistry 1305/1405 FINAL EXAM REVIEW Vitamin A Helps form and maintain healthy teeth, skeletal and soft tissue, mucous membranes, and skin. CHEM 1305/1405 Final Exam PART
More information1. Hydrochloric acid is mixed with aqueous sodium bicarbonate Molecular Equation
NAME Hr Chapter 4 Aqueous Reactions and Solution Chemistry Practice A (Part 1 = Obj. 1-3) (Part 2 = Obj. 4-6) Objective 1: Electrolytes, Acids, and Bases a. Indicate whether each of the following is strong,
More informationName: Teacher: DO NOT OPEN THE EXAMINATION PAPER UNTIL YOU ARE TOLD BY THE SUPERVISOR TO BEGIN. Chemistry FINAL EXAMINATION June 2010
Name: Teacher: DO NOT OPEN THE EXAMINATION PAPER UNTIL YOU ARE TOLD BY THE SUPERVISOR TO BEGIN Chemistry 2202 FINAL EXAMINATION June 2010 Value: 100% General Instructions This examination consists of two
More informationName AP Chemistry September 30, 2013
Name AP Chemistry September 30, 2013 AP Chemistry Exam Part I: 40 Questions, 40 minutes, Multiple Choice, No Calculator Allowed Bubble the correct answer on the blue side of your scantron for each of the
More informationA) 12 u C) K, Ca, Sc C) An electron has a negative charge and is located outside the nucleus. C) number of valence electrons
1. An atom that contains six protons, six neutrons, and six electrons has a mass of approximately A) 12 u B) 12 g C) 18 u D) 18 g 2. What is the correct Lewis electron-dot structure for the compound magnesium
More informationCHEMISTRY 101 EXAM 1 FORM 1J
CHEMISTRY 101 EXAM 1 SECTIONS 540-550 Dr. Joy Heising FORM 1J September 26, 2003 Directions: 1. This examination consists of two parts: 17 multiple choice questions (4 points each) in Part 1 and 3 free
More information