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In which of the following reactions heat...

In which of the following reactions heat liberated is known as standard heat of formation of `CO_(2)`?

A

`2CO_((g)) + O_(2(g)) rarr 2CO_(2(g)), DeltaH = -135.6 kcals`

B

`C_(("diamond")) + O_(2(g)) rarr CO_(2(g)) , DeltaH = -94.5 kcals`

C

`C_(("graphite")) + O_(2(g)) rarr CO_(2(g)), DeltaH = -94.05 kcals`

D

`CH_(4(g)) + 2O_(2(g)) rarr 2CO_(2(g)) + 2H_(2)O_((l)), DeltaH = -2128 kcals.`

Text Solution

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The correct Answer is:
C
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