General Chemistry: Principles and Modern Applications (11th Edition)
11th Edition
ISBN: 9780132931281
Author: Ralph H. Petrucci, F. Geoffrey Herring, Jeffry D. Madura, Carey Bissonnette
Publisher: PEARSON
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Textbook Question
Chapter 4, Problem 21E
The reaction of calcium hydride with water can be used to prepare small quantities of gas, as is done to fill weather-observation balloons.
CaH2(s) + H2O(1)→Ca(OH)2+ H2(g) (not balanced)
a. How many grams of
H2g result from the reaction of 127 g
CaH2 with an excess of water?
b. How many grams of water are consumed in the reaction of 56.2 g
CaH2 ?
c. What mass of
CaH2 (s) must react with an excess of water to produce
8.12 × 1024
moleculesof
H2 ?
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Chapter 4 Solutions
General Chemistry: Principles and Modern Applications (11th Edition)
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