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Calculate DeltaH for this reaction, H2...

Calculate `DeltaH` for this reaction,
`H_2(g)+O_2(g) rarr H_2O_2(g)`
`B_(H-H)=436 kJ, B_(O-O)=142 kJ, B_(O=O)=499 kJ, B_(O-H)=460 kJ`

A

-127 kJ

B

-209 kJ

C

-484 kJ

D

-841 kJ

Text Solution

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The correct Answer is:
A
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