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For the reaction, 2H(2)(g)+O(2)(g) to ...

For the reaction,
`2H_(2)(g)+O_(2)(g) to 2H_(2)O(g), DeltaH=-573.2kJ`
The heat of decomposition of water per mole

A

286.1 kJ per mole

B

+ 573.2 kJ per mole

C

-286.1 kJ per mole

D

Zero

Text Solution

Verified by Experts

The correct Answer is:
A
Heat of decomposition of water for two moles is +572.2 kJ. For one mole it is half.
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MARVEL PUBLICATION-CHEMICAL THERMODYNAMICS AND ENERGETICS-MULTIPLE CHOICE QUESTIONS (PREVIOUS YEARS ENTRANCE EXAMS)
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