3.99 An intermediate step in the production of nitric acid involves the reaction of ammonia with oxygen gas to form nitrogen mon- oxide and water. How many grams of nitrogen monoxide can form in the reaction of 485 g of ammonia with 792 g of oxygen?

Chemistry
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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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(c) If each oxygen atom represents 0.050 mol, how many
molecules of dichlorine monoxide were present before the
decomposition?
3.99 An intermediate step in the production of nitric acid involves
the reaction of ammonia with oxygen gas to form nitrogen mon-
oxide and water. How many grams of nitrogen monoxide can
form in the reaction of 485 g of ammonia with 792 g of oxygen?
3.100/Butane gas is compressed and used as a liquid fuel in dis-
posable cigarette lighters and lightweight camping stoves. Sup-
pose a lighter contains 5.50 mL of butane (d = 0.579 g/mL).
(a) How many grams of oxygen are needed to burn the butane
completely?
(b) How many moles of H2O form when all the butane burns?
(c) How many total molecules of gas form when the butane burns
completely?
3.101 Sodium borohydride (NABH4) is used industrially in many
organic syntheses. One way to prepare it is by reacting sodium
hydride with gaseous diborane (B2H6). Assuming an 88.5% yield,
how many grams of NaBH4 can be prepared by reacting 7.98 g of
sodium hydride and 8.16 g of diborane?
Comprehensive Problems
3.102 The mole is defined in terms of the carbon-12 atom. Use the
definition to find (a) the mass in grams equal to 1 atomic mass.
unit; (b) the ratio of the gram to the atomic mass unit.
nonored in 1835
Transcribed Image Text:(c) If each oxygen atom represents 0.050 mol, how many molecules of dichlorine monoxide were present before the decomposition? 3.99 An intermediate step in the production of nitric acid involves the reaction of ammonia with oxygen gas to form nitrogen mon- oxide and water. How many grams of nitrogen monoxide can form in the reaction of 485 g of ammonia with 792 g of oxygen? 3.100/Butane gas is compressed and used as a liquid fuel in dis- posable cigarette lighters and lightweight camping stoves. Sup- pose a lighter contains 5.50 mL of butane (d = 0.579 g/mL). (a) How many grams of oxygen are needed to burn the butane completely? (b) How many moles of H2O form when all the butane burns? (c) How many total molecules of gas form when the butane burns completely? 3.101 Sodium borohydride (NABH4) is used industrially in many organic syntheses. One way to prepare it is by reacting sodium hydride with gaseous diborane (B2H6). Assuming an 88.5% yield, how many grams of NaBH4 can be prepared by reacting 7.98 g of sodium hydride and 8.16 g of diborane? Comprehensive Problems 3.102 The mole is defined in terms of the carbon-12 atom. Use the definition to find (a) the mass in grams equal to 1 atomic mass. unit; (b) the ratio of the gram to the atomic mass unit. nonored in 1835
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