Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter21: The Chemistry Of The Main Group Elements
Section: Chapter Questions
Problem 25PS
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Chapter 6 HW # 2
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1
A mercury mirror forms inside a test tube as a result of the thermal decomposition of mercury(II)
points
oxide:
2 HgO(s) →2 Hg(!) + O2(g)
AH = 181.6 kJ
References
(a) How much heat is needed to decompose 513 g of the oxide?
kJ
(b) If 607 kJ of heat is absorbed, how many grams of Hg form?
x 100
g Hg
(Enter your answer in scientific notation.)
Mc
Graw
Hill
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Transcribed Image Text:/ext/map/index.html?_con%3Dcon&external_browser%3D08launchUrl%=https%253/
Chapter 6 HW # 2
Saved
3
attempts left
Check my work
Be sure to answer all parts.
1
A mercury mirror forms inside a test tube as a result of the thermal decomposition of mercury(II)
points
oxide:
2 HgO(s) →2 Hg(!) + O2(g)
AH = 181.6 kJ
References
(a) How much heat is needed to decompose 513 g of the oxide?
kJ
(b) If 607 kJ of heat is absorbed, how many grams of Hg form?
x 100
g Hg
(Enter your answer in scientific notation.)
Mc
Graw
Hill
< Prev
3 of 15
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