Choose the correct statements

Options

A. Temperature, enthalpy and entropy are state functions
B. For reversible and irreversible both isothermal expansion of an ideal gas, change in internal energy and enthalpy is zero.
C. For a reaction in which `Delta n_(g)=0`, entropy change is not always zero.
D. The entropy change associated with reversible isothermal expansion of an ideal gas is equal to 2.303R `"log"_(10)(P_(1))/(P_(2))`