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Heat of Reaction

The enthalpy ...

Question

The enthalpy of any element in the standard state is taken as zero .If true enter 1 else 0
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Solution

The correct option is A 1
The enthalpy of any element in the standard state is taken as zero.
This is as per convention andis purely arbitrary.
For example, the enthalpy of $H_{2} (g) = 0$

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