2 HgO(s) →2 Hg(!) + O2(g)

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Chapter 6 HW # 2
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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
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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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