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What is the value of the standard enthalpy of formation of an element in its most stable form?
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What is the value of the standard enthalpy of formation of an element in its most stable form?

User Nluigi
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Answer: the value of the standard enthalpy is zero

Explanation: considering carbon and its allotrophs( diamond and graphite). The most stable form of carbon is graphite and the standard enthalpy value is zero.

User Ixion
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