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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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8 years ago
How much heat is absorbed/released when 20.00 g of NH3(g) reacts in the presence of excess  (g) to produce NO(g) and H2O(l) according to the following chemical equation?

   4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(l)   ΔH° = 1168 kJ

A) 342.9 kJ of heat are absorbed.
B) 342.9 kJ of heat are released.
C) 1372 kJ of heat are absorbed.
D) 1372 kJ of heat are released.
Textbook 
Introductory Chemistry Essentials

Introductory Chemistry Essentials


Edition: 5th
Author:
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hbutler2hbutler2
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Whelan Author
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8 years ago
Thanks
deathDoUsPart
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Yesterday
Good timing, thanks!
Ctownsend
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2 hours ago
This site is awesome
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