General Chemistry: Atoms First
2nd Edition
ISBN: 9780321809261
Author: John E. McMurry, Robert C. Fay
Publisher: Prentice Hall
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Textbook Question
Chapter 6.3, Problem 6.4P
Calculate the formula weight or molecular weight of the following substances:
- (a) Fe2O3 (rust)
- (b) H2SO4 (sulfuric acid)
- (c) C6H8O7 (citric acid)
- (d) C16H18N2O4S (penicillin G)
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Calculate the formula weight of (a) sucrose, C12H22O11 (table sugar); and (b) calcium nitrate, Ca1NO322.
.Calculate the molar mass of each of the following:
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2. Determine the number of moles of compound and the number of moles of each type of atom in each of the following:
(a) 25.0 g of propylene, C3H6
(b) 3.06 × 10−3 g of the amino acid glycine, C2H5NO2
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(d) 0.125 kg of the insecticide Paris Green, Cu4(AsO3)2(CH3CO2)2
(e) 325 mg of aspirin, C6H4(CO2H)(CO2CH3)
3. Determine the mass of each of the following:
(a) 0.0146 mol KOH
(b) 10.2 mol ethane, C2H6
(c) 1.6 × 10−3 mol Na2 SO4
(d) 6.854 × 103 mol glucose, C6 H12 O6
(e) 2.86 mol Co(NH3)6Cl3
4. Which of the following represents the least number of molecules?
(a) 20.0 g of H2O (18.02 g/mol)
(b) 77.0 g of CH4 (16.06 g/mol)
(c) 68.0 g of CaH2 (42.09 g/mol)
(d) 100.0 g of N2O (44.02 g/mol)
(e) 84.0 g of HF (20.01 g/mol)
Calculate the molar mass of each of the following:(a) the anesthetic halothane, C2HBrClF3(b) the herbicide paraquat, C12H14N2Cl2(c) caffeine, C8H10N4O2(d) urea, CO(NH2)2(e) a typical soap, C17H35CO2Na
Chapter 6 Solutions
General Chemistry: Atoms First
Ch. 6.2 - Sodium chlorate, NaClO3, decomposes when heated to...Ch. 6.2 - Balance the following equations: (a) C6H12O6 ...Ch. 6.2 - Prob. 6.3CPCh. 6.3 - Calculate the formula weight or molecular weight...Ch. 6.3 - Aspirin can be represented by the adjacent...Ch. 6.3 - Aspirin is prepared by reaction of salicylic acid...Ch. 6.4 - Ethyl alcohol is prepared industrially by the...Ch. 6.4 - Dichloromethane (CH2Cl2), used as a solvent in the...Ch. 6.5 - Lithium oxide was used aboard the space shuttle to...Ch. 6.5 - After lithium hydroxide is produced aboard the...
Ch. 6.5 - The following diagram represents the reaction of A...Ch. 6.6 - What is the empirical formula and what is the...Ch. 6.6 - What is the empirical formula of the ingredient in...Ch. 6.6 - What is the percent composition of citric acid, an...Ch. 6.7 - Prob. 6.15PCh. 6.7 - Ribose, a sugar present in the cells of all living...Ch. 6.7 - Convert the following percent compositions into...Ch. 6.8 - How many moles of solute are present in the...Ch. 6.8 - How many grams of solute would you use to prepare...Ch. 6.8 - Prob. 6.20PCh. 6.8 - The concentration of cholesterol (C27H46O) in...Ch. 6.9 - What is the final concentration if 75.0 mL of a...Ch. 6.9 - Sulfuric acid is normally purchased at a...Ch. 6.10 - What volume of 0.250 M H2SO4 is needed to react...Ch. 6.10 - What is the molarity of an HNO3 solution if 68.5...Ch. 6.11 - A 25.0 mL sample of vinegar (dilute acetic acid,...Ch. 6.11 - Prob. 6.27CPCh. 6.11 - What do you think are the main sources of error in...Ch. 6.11 - Recalculate Avogadros number assuming that the oil...Ch. 6 - Box (a) represents 1.0 mL of a solution of...Ch. 6 - Prob. 6.31CPCh. 6 - Prob. 6.32CPCh. 6 - Prob. 6.33CPCh. 6 - Fluoxetine, marketed as an antidepressant under...Ch. 6 - Prob. 6.35CPCh. 6 - Prob. 6.36CPCh. 6 - Prob. 6.37CPCh. 6 - Prob. 6.38SPCh. 6 - Prob. 6.39SPCh. 6 - Prob. 6.40SPCh. 6 - Prob. 6.41SPCh. 6 - Prob. 6.42SPCh. 6 - Prob. 6.43SPCh. 6 - Prob. 6.44SPCh. 6 - Prob. 6.45SPCh. 6 - Prob. 6.46SPCh. 6 - Prob. 6.47SPCh. 6 - How many grams are in a mole of each of the...Ch. 6 - Prob. 6.49SPCh. 6 - How many moles of ions are in 27.5 g of MgCl2?Ch. 6 - Prob. 6.51SPCh. 6 - Prob. 6.52SPCh. 6 - Prob. 6.53SPCh. 6 - Prob. 6.54SPCh. 6 - Prob. 6.55SPCh. 6 - Prob. 6.56SPCh. 6 - Prob. 6.57SPCh. 6 - Prob. 6.58SPCh. 6 - A sample that weighs 107.75 g is a mixture of 30%...Ch. 6 - Prob. 6.60SPCh. 6 - Prob. 6.61SPCh. 6 - Prob. 6.62SPCh. 6 - Prob. 6.63SPCh. 6 - Prob. 6.64SPCh. 6 - Ethylene gas, C2H4, reacts with water at high...Ch. 6 - Prob. 6.66SPCh. 6 - Prob. 6.67SPCh. 6 - Prob. 6.68SPCh. 6 - Prob. 6.69SPCh. 6 - Prob. 6.70SPCh. 6 - Prob. 6.71SPCh. 6 - Prob. 6.72SPCh. 6 - Prob. 6.73SPCh. 6 - Prob. 6.74SPCh. 6 - How many grams of each product result from the...Ch. 6 - Nickel(II) sulfate, used for nickel plating, is...Ch. 6 - Hydrazine, N2H4, once used as a rocket propellant,...Ch. 6 - Prob. 6.78SPCh. 6 - Prob. 6.79SPCh. 6 - Acetic acid (CH3CO2H) reacts with isopentyl...Ch. 6 - Prob. 6.81SPCh. 6 - If 1.87 g of acetic acid reacts with 2.31 g of...Ch. 6 - Prob. 6.83SPCh. 6 - Prob. 6.84SPCh. 6 - Prob. 6.85SPCh. 6 - Prob. 6.86SPCh. 6 - Prob. 6.87SPCh. 6 - Prob. 6.88SPCh. 6 - What are the empirical formulas of each of the...Ch. 6 - Prob. 6.90SPCh. 6 - Prob. 6.91SPCh. 6 - Prob. 6.92SPCh. 6 - Prob. 6.93SPCh. 6 - Prob. 6.94SPCh. 6 - Prob. 6.95SPCh. 6 - Prob. 6.96SPCh. 6 - Prob. 6.97SPCh. 6 - Prob. 6.98SPCh. 6 - Prob. 6.99SPCh. 6 - How many moles of solute are present in each of...Ch. 6 - Prob. 6.101SPCh. 6 - Prob. 6.102SPCh. 6 - Prob. 6.103SPCh. 6 - The sterile saline solution used to rinse contact...Ch. 6 - Prob. 6.105SPCh. 6 - Prob. 6.106SPCh. 6 - Prob. 6.107SPCh. 6 - A bottle of 12.0 M hydrochloric acid has only 35.7...Ch. 6 - Prob. 6.109SPCh. 6 - Prob. 6.110SPCh. 6 - Prob. 6.111SPCh. 6 - Prob. 6.112SPCh. 6 - Prob. 6.113SPCh. 6 - Prob. 6.114CHPCh. 6 - Prob. 6.115CHPCh. 6 - Prob. 6.116CHPCh. 6 - Prob. 6.117CHPCh. 6 - Give the percent composition of each of the...Ch. 6 - What are the empirical formulas of substances with...Ch. 6 - Prob. 6.120CHPCh. 6 - Prob. 6.121CHPCh. 6 - Ferrocene, a substance once proposed for use as a...Ch. 6 - Prob. 6.123CHPCh. 6 - Prob. 6.124CHPCh. 6 - Ethylene glycol, commonly used as automobile...Ch. 6 - Prob. 6.126CHPCh. 6 - Prob. 6.127CHPCh. 6 - Prob. 6.128CHPCh. 6 - Prob. 6.129CHPCh. 6 - Prob. 6.130CHPCh. 6 - Prob. 6.131CHPCh. 6 - Prob. 6.132CHPCh. 6 - Prob. 6.133CHPCh. 6 - Prob. 6.134CHPCh. 6 - Prob. 6.135CHPCh. 6 - Prob. 6.136CHPCh. 6 - Prob. 6.137CHPCh. 6 - A copper wire having a mass of 2.196 g was allowed...Ch. 6 - Prob. 6.139CHPCh. 6 - Prob. 6.140CHPCh. 6 - Window glass is typically made by mixing soda ash...Ch. 6 - Prob. 6.142MPCh. 6 - Prob. 6.143MPCh. 6 - Prob. 6.144MPCh. 6 - A compound with the formula XOCl2 reacts with...Ch. 6 - Element M is prepared industrially by a two-step...
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