CHEMISTRY2nd EditionOpenStax Publisher: XANEDU PUBLISHINGISBN: 9781593995782
CHEMISTRY
Solutions for CHEMISTRY
Problem 1E:
What is the total mass (amu) of carbon in each of the following molecules? CH4 CHCl3 C12H12O6...Problem 2E:
What is the total mass of hydrogen in each of the molecules? CH4 CHCl3 C12H10O6 CH3CH2CH2CH2CH3Problem 3E:
Calculate the molecular or formula mass of each of the following: P4 H2O Ca( NO3)2 CH3CO2H (acetic...Problem 7E:
Write a sentence that describes how to determine the number of moles of a compound in a known mass...Problem 8E:
Compare 1 mole of H2, 1 mole of O2, and 1 mole of F2. Which has the largest number of molecules?...Problem 9E:
Which contains the greatest mass of oxygen: 0.75 mol of ethanol (C2H5OH), 0.60 mol of formic acid...Problem 10E:
Which contains the greatest number of moles of oxygen atoms: 1 mol of ethanol (C2H5OH), 1 mol of...Problem 11E:
How are the molecular mass and the molar mass of a compound similar and how are they different?Problem 12E:
Calculate the molar mass of each of the following compounds: hydrogen fluoride, HF ammonia, NH3...Problem 13E:
Calculate the molar mass of each of the following: S8 C5H12 Sc2( SO4)3 CH3COCH3 (acetone) C6H12O6...Problem 14E:
Calculate the empirical or molecular formula mass and the molar mass of each of the following...Problem 15E:
Calculate the molar mass of each of the following: the anesthetic halothane, C2HBrClF3 the herbicide...Problem 16E:
Determine the number of moles of compound and the number of moles of each type of atom in each of...Problem 17E:
Determine the mass of each of the following: 0.0 146 mol KOH 10.2 mol ethane, C2H6 1.6103 mol Na2...Problem 18E:
Determine the number of moles of the compound and determine the number of moles of each type of atom...Problem 19E:
Determine the mass of each of the following: 2.345 mol LiCl 0.0872 mol acetylene, C2H2 3.3102 mol...Problem 20E:
The approximate minimum daily dietary requirement of the amino acid leucine, C6H13NO2, is 1.1 g....Problem 21E:
Determine the mass in grams of each of the following: 0.600 mol of oxygen atoms 0.600 mol of oxygen...Problem 22E:
A 55-kg woman has 7.5103 mol of hemoglobin (molar mass = 64,456 g/mol) in her blood. How many...Problem 23E:
Determine the number of atoms and the mass of zirconium, silicon, and oxygen found in 0.3384 mol of...Problem 24E:
Determine which of the following contains the greatest mass of hydrogen: 1 mol of CH4, 0.6 mol of...Problem 25E:
Determine which of the following contains the greatest mass of aluminum: 122 g of AIPO4, 266 g of...Problem 26E:
Diamond is one form of elemental carbon. An engagement ring contains a diamond weighing 1.25 carats...Problem 27E:
The Cullinan diamond was the largest natural diamond ever found (January 25, 1905). It weighed 3104...Problem 28E:
One 55-gram serving of a particular cereal supplies 270 mg of sodium, 11% of the recommended daily...Problem 29E:
A certain nut crunch cereal contains 11.0 grams of sugar (sucrose, C12H22O11) per serving size of...Problem 30E:
A tube of toothpaste contains 0.76 g of sodium monofluorophosphate (Na2PO3F) in 100 mL. What mass of...Problem 31E:
Which of the following represents the least number of molecules? 20.0 g of H2O (18.02 glmol) 77.0 g...Problem 32E:
What information do we need to determine the molecular formula of a compound from the empirical...Problem 33E:
Calculate the following to four significant figures: the percent composition of ammonia, NH3 the...Problem 34E:
Determine the following to four significant figures: the percent composition of hydrazoic acid, HN3...Problem 37E:
Determine the empirical formulas for compounds with the following percent compositions: 15.8% carbon...Problem 38E:
Determine the empirical formulas for compounds with the following percent compositions: 43.6%...Problem 39E:
A compound of carbon and hydrogen contains 92.3% C and has a molar mass of 78.1 g/mol. What is its...Problem 40E:
Dichioroethane, a compound that is often used for dry cleaning, contains carbon, hydrogen, and...Problem 41E:
Determine the empirical and molecular formula for chrysotile asbestos. Chrysotile has the following...Problem 42E:
Polymers are large molecules composed of simple units repeated many times. Thus, they often have...Problem 43E:
A major textile dye manufacturer developed a new yellow dye. The dye has a percent composition of...Problem 44E:
Explain what changes and what stays the same when 1.00 L of a solution of NaCl is diluted to 1.80 L.Problem 46E:
What does it mean when we say that a 200-mL sample and a 400-mL sample of a solution of salt have...Problem 47E:
Determine the molarity for each of the following solutions: (a) 0.444 mol of CoCl2 in 0.654 L of...Problem 48E:
Determine the molarity of each of the following solutions: (a) 1.457 mol KCl in 1.500 L of solution...Problem 49E:
Consider this question: What is the mass of the solute in 0.500 L of 0.30 M glucose, C6H12O6, used...Problem 50E:
Consider this question: What is the mass of solute in 200.0 L of a 1.556-M solution of KBr? (a)...Problem 51E:
Calculate the number of moles and the mass of the solute in each of the following solutions: (a)...Problem 52E:
Calculate the number of moles and the mass of the solute in each of the following solutions: (a) 325...Problem 53E:
Consider this question: What is the molarity of KMnO4 in a solution of 0.0908 g of KMnO4 in 0.500 L...Problem 54E:
Consider this question: What is the molarity of HCl if 35.23 mL of a solution of HCl contain 0.3366...Problem 55E:
Calculate the molarity of each of the following solutions: (a) 0.195 g of cholesterol, C27H46O, in...Problem 56E:
Calculate the molarity of each of the following solutions: (a) 293 g HCl in 666 mL of solution, a...Problem 57E:
There is about 1.0 g of calcium, as Ca2+, in LO L of milk. What is the molarity of Ca2+ in milk?Problem 58E:
What volume of a 1.00MFe( NO3)3 solution can be diluted to prepare 1.00 L of a solution with a...Problem 59E:
If 0.1718 L of a 0.3556-M C3H7OH solution is diluted to a concentration of 0.1222 M, what is the...Problem 60E:
If 4.12 L of a 0.850 MH3PO4 solution is be diluted to a volume of 10.00 L, what is the concentration...Problem 61E:
What volume of a 0.33MC12H22O11 solution can be diluted to prepare 25 mL of a solution with a...Problem 62E:
What is the concentration of the NaCl solution that results when 0.150 L of a 0.556-M solution is...Problem 63E:
What is the molarity of the diluted solution when each of the following solutions is diluted to the...Problem 64E:
What is the final concentration of the solution produced when 225.5 mL of a 0.09988-M solution of...Problem 65E:
A 2.00-L bottle of a solution of concentrated HCl was purchased for the general chemistry...Problem 66E:
An experiment in a general chemistry laboratory calls for a 2.00-M solution of HCl. How many mL of...Problem 68E:
The US Environmental Protection Agency (EPA) places limits on the quantities of toxic substances...Problem 69E:
Consider this question: What mass of a concentrated solution of nitric acid (68.0% HNO3 by mass) is...Problem 71E:
What mass of solid NaOH (97.0% NaOH by mass) is required to prepare 1.00 L of a 10.0% solution of...Problem 72E:
What mass of HCl is contained in 45.0 mL of an aqueous HCl solution that has a density of 1.19 g...Problem 73E:
The hardness of water (hardness count) is usually expressed in parts per million (by mass) of CaCO3,...Problem 74E:
The hardness of water (hardness count) is usually expressed in parts per million (by mass) of CaCO3,...Problem 75E:
In Canada and the United Kingdom, devices that measure blood glucose levels provide a reading in...Problem 76E:
A throat spray is 1.40% by mass phenol, C6H5OH, in water. If the solution has a density of 0.9956...Problem 77E:
Copper(I) iodide (CuI) is often added to table salt as a dietary source of iodine. How many moles of...Problem 78E:
A cough syrup contains 5.0% ethyl alcohol, C2H5OH, by mass. If the density of the solution is 0.9928...Browse All Chapters of This Textbook
Chapter 1 - Essential IdeasChapter 2 - Atoms, Molecules, And IonsChapter 3 - Composition Of Substances And SolutionsChapter 4 - Stoichiometry Of Chemical ReactionsChapter 5 - ThermochemistryChapter 6 - Electronic Structure And Periodic Properties Of ElementsChapter 7 - Chemical Bonding And Molecular GeometryChapter 8 - Advanced Theories Of Covalent BondingChapter 9 - GasesChapter 10 - Liquids And Solids
Chapter 11 - Solutions And ColloidsChapter 12 - KineticsChapter 13 - Fundamental Equilibrium ConceptsChapter 14 - Acid-base EquilibriaChapter 15 - Equilibria Of Other Reaction ClassesChapter 16 - ThermodynamicsChapter 17 - ElectrochemistryChapter 18 - Representative Metals, Metalloids, And NonmetalsChapter 19 - Transition Metals And Coordination ChemistryChapter 20 - Organic ChemistryChapter 21 - Nuclear Chemistry
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More Editions of This Book
Corresponding editions of this textbook are also available below:
Chemistry (OER)
19th Edition
ISBN: 9781947172623
Chemistry (OER)
2nd Edition
ISBN: 9781947172616
WEBASSIGN FOR GENERAL CHEMISTRY
16th Edition
ISBN: 9781337799867
Chemistry by OpenStax
18th Edition
ISBN: 9781506696805
EBK CHEMISTRY
17th Edition
ISBN: 9781947172098
Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN: 9781938168390
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