Chemical Principles
8th Edition
ISBN: 9781305581982
Author: Steven S. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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Chapter 16, Problem 38E
Interpretation Introduction
Interpretation: The structures of the two forms of the boron nitride BN molecule need to be suggested.
Concept Introduction: The first form of the BN molecule is formed after the reaction of
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a sample of KClO3 (Mw = 122.55 g/mol) allowed to decompose in presence of MnO2. The resulting oxygen gas that is produced displaces 68.9 mL of water. The temperature of the water is 22.7oC and the barometric pressure is 745.9 mmHg. The vapor pressure of water at 22.7oC is 22.6 mmHg. Calculate the mass of KClO3 that decomposed.
2 KClO3(s) => 2 KCl(s) + 3 O2(g)
3
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Chapter 16 Solutions
Chemical Principles
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