The equation Tds = dE – PdV applies to

A) Single phase fluid of varying composition

B) Single phase fluid of constant composition

C) Open as well as closed systems

D) Both B and C

Entropy is a/an

A) State function

B) Macroscopic property

C) Extensive property

D) None of these


Chemical potential is a/an

A) Extensive property

B) Intensive property

C) Force which drives the chemical system to equilibrium

D) Both B. and C