Chemistry: Principles and Practice 3rd Edition
ISBN: 9780534420123
Author: Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher: Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
1 Introduction To Chemistry 2 Atoms, Molecules, And Ions 3 Equation, The Mole, And Chemical Formulas 4 Chemical Reactions In Solution 5 Thermochemistry 6 The Gaseous State 7 Electronic Structure 8 The Periodic Table: Structure And Trends 9 Chemical Bonds 10 Molecular Structure And Bonding Theories 11 Liquids And Solids 12 Solutions 13 Chemical Kinetics 14 Chemical Equilibrium 15 Solutions Of Acids And Bases 16 Reactions Between Acids And Bases 17 Chemcial Thermodynamics 18 Electrochemistry 19 Transitition Metals, Coordination Chemistry And Metallurgy 20 Chemistry Of Hydrogen, Elements In Group 3a Through 6a, And The Noble Gases 21 Nuclear Chemistry 22 Organic Chemistry And Biochemistry Chapter3: Equation, The Mole, And Chemical Formulas
Chapter Questions Section: Chapter Questions
Problem 3.1QE Problem 3.2QE Problem 3.3QE: Using solid circles for H atoms and open circles for O atoms, make a drawing that shows the... Problem 3.4QE Problem 3.5QE Problem 3.6QE: How many objects are in 1 mol? What is the common name for this number of objects? Problem 3.7QE Problem 3.8QE Problem 3.11QE Problem 3.12QE: Describe an experiment that would enable someone to determine the percentages of carbon and hydrogen... Problem 3.13QE: Only the empirical formula can be calculated from percentage composition data. What additional... Problem 3.14QE Problem 3.15QE Problem 3.16QE Problem 3.17QE Problem 3.18QE Problem 3.19QE Problem 3.20QE: A mixture of sulfur dioxide and oxygen gas reacts as shown below. (a) Write the balanced equation... Problem 3.21QE Problem 3.22QE Problem 3.23QE Problem 3.24QE Problem 3.25QE Problem 3.26QE Problem 3.27QE Problem 3.28QE Problem 3.29QE Problem 3.30QE Problem 3.31QE Problem 3.32QE Problem 3.33QE Problem 3.34QE Problem 3.35QE Problem 3.36QE Problem 3.37QE: Acetone, (CH3)2CO, is an important industrial compound. Although its toxicity is relatively low,... Problem 3.38QE Problem 3.39QE Problem 3.40QE Problem 3.41QE Problem 3.42QE Problem 3.43QE Problem 3.44QE Problem 3.45QE Problem 3.46QE Problem 3.47QE Problem 3.48QE Problem 3.49QE:
One of the ways to remove nitrogen monoxide gas, a serious source of air pollution, from smokestack... Problem 3.50QE Problem 3.51QE Problem 3.52QE Problem 3.53QE Problem 3.54QE Problem 3.55QE Problem 3.56QE Problem 3.57QE Problem 3.58QE Problem 3.59QE Problem 3.60QE Problem 3.61QE Problem 3.62QE Problem 3.63QE Problem 3.64QE Problem 3.65QE Problem 3.66QE Problem 3.67QE Problem 3.68QE Problem 3.69QE: (a) Calculate the mass, in grams, of 3.50 mol NO2. (b) Calculate the number of molecules in this... Problem 3.70QE Problem 3.71QE Problem 3.72QE Problem 3.73QE Problem 3.74QE: Nickel tetracarbonyl, Ni(CO)4, is a volatile (easily converted to the gas phase), extremely toxic... Problem 3.75QE Problem 3.76QE Problem 3.77QE Problem 3.78QE Problem 3.79QE Problem 3.80QE Problem 3.81QE Problem 3.82QE Problem 3.83QE Problem 3.84QE Problem 3.85QE: A chemist prepared a compound that she thought had the formula FeI3. When the compound was analyzed,... Problem 3.86QE Problem 3.87QE Problem 3.88QE Problem 3.89QE Problem 3.90QE Problem 3.91QE Problem 3.92QE Problem 3.93QE Problem 3.94QE Problem 3.95QE Problem 3.96QE Problem 3.97QE Problem 3.98QE Problem 3.99QE Problem 3.100QE Problem 3.101QE Problem 3.102QE Problem 3.103QE Problem 3.104QE Problem 3.105QE Problem 3.106QE Problem 3.107QE Problem 3.108QE Problem 3.109QE Problem 3.110QE Problem 3.111QE Problem 3.112QE Problem 3.113QE Problem 3.114QE Problem 3.115QE: A compound contains 62.0% carbon, 10.4% hydrogen, and 27.5% oxygen by mass, and has a molar mass of... Problem 3.116QE: Mandelic acid is an organic acid composed of carbon (63.15%), hydrogen (5.30%), and oxygen (31.55%).... Problem 3.117QE: Acetic acid gives vinegar its sour taste. Analysis of acetic acid shows it is 40.0% carbon, 6.71%... Problem 3.118QE Problem 3.119QE Problem 3.120QE Problem 3.121QE Problem 3.122QE Problem 3.123QE: Aluminum metal reacts with sulfuric acid, H2SO4, to yield aluminum sulfate and hydrogen gas.... Problem 3.124QE Problem 3.125QE: Lithium metal reacts with O2 to form lithium oxide. What is the theoretical yield of lithium oxide... Problem 3.126QE Problem 3.127QE: A mixture of hydrogen and nitrogen gas reacts as shown in the drawing below. (a) Write the balanced... Problem 3.128QE Problem 3.129QE Problem 3.130QE Problem 3.131QE Problem 3.132QE Problem 3.133QE Problem 3.134QE: A reaction of 43.1 g CS2 with excess Cl2 yields 45.2 g CCl4 and 41.3 g S2Cl2. What is the percent... Problem 3.135QE: The reaction of 9.66 g O2 with 9.33 g NO produces 10.1 g NO2. What is the percent yield? Problem 3.136QE Problem 3.137QE: The combustion of 33.5 g C3H6 with 127 g O2 yields 16.1 g H2O. What is the percent yield? Problem 3.138QE Problem 3.139QE Problem 3.140QE: When heated, potassium chlorate, KClO3, melts and decomposes to potassium chloride and diatomic... Problem 3.141QE Problem 3.142QE Problem 3.143QE Problem 3.144QE Problem 3.145QE Problem 3.146QE Problem 3.147QE Problem 3.149QE Problem 3.150QE Problem 3.151QE Problem 3.152QE Problem 3.153QE: The compound dinitrogen monoxide, N2O, is a nontoxic gas that is used as the propellant in cans of... Problem 3.154QE Problem 3.155QE Problem 3.156QE Problem 3.157QE Problem 3.159QE Problem 3.160QE Problem 3.161QE: The reaction of equal molar amounts of benzene, C6H6, and chlorine, Cl2, carried out under special... Problem 3.162QE: Although copper does not usually react with acids, it does react with concentrated nitric acid. The... Problem 3.75QE
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Concept explainers
Answer the following questions on Avogadro's Number and the mole. (SHOW WORK step by step and round ALL final answers to 2 decimal places)
How many molecules are in 0.25 moles of CH4 ?
How many total atoms are in 1.0 moles of H2 O?
Definition Definition Number of atoms/molecules present in one mole of any substance. Avogadro's number is a constant. Its value is 6.02214076 × 10 23 per mole.
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