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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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Whelan Whelan
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9 years ago
A 0.500 g sample containing Ag2O and inert material is heated, causing the silver oxide to decompose according to the following equation:

2 Ag2O(s) → 4 Ag(s) + O2(g)

If 6.90 mL of gas are collected over water at 27°C and 1.00 atm external pressure, what is the percentage of silver oxide in the sample? The partial pressure of water is 26.7 mm Hg at 27°C.
A) 6.25%
B) 12.5%
C) 25.0%
D) 26.0%
Textbook 
Introductory Chemistry Essentials

Introductory Chemistry Essentials


Edition: 5th
Author:
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hbutler2hbutler2
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