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Difference between Internal Energy and Enthalpy

Assertion: Ab...

Question

Assertion: Absolute values of internal energy of substances cannot be determined
Reason: It is impossible to determine exact values of constituent energies of the substances.

A

Both A and R are true and R is the correct explanation of A.

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B

Both A and R are true but R is not the correct explanation of A.

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C

A is true but R is false.

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D

Both A and R are false.

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Solution

The correct option is A Both A and R are true and R is the correct explanation of A.
It is impossible to determine the absolute values of energy therefore internal energy of substance is always relative and thus absolute values cannot be determined

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