Assertion(A) : Absolute value of `H` cannot be determined.
Reason(R ) : Absolute value of `E` cannot be determined.

Why the absolute value of enthalpy cannot be determined ?

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

What is absolute value ?

The absolute value of cos x is

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

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

Assertion :- Absolute value of enthalpy can not be determined. Reason :- Enthalpy is defined as H = E + PV, and value of internal energy can not be determined absolutely therefore absolute value of enthalpy can not be determined.

The absolute value of which of the following cannot be determined?