Minimum number of phases that exists in a system is 1. Number of chemical species in a colloidal system is__________________?

A. (∂P/∂V)S = (∂P/∂V)T
B. (∂P/∂V)S = [(∂P/∂V)T]Y
C. (∂P/∂V)S = y(∂P/∂V)T
D. (∂P/∂V)S = 1/y(∂P/∂V)T

A. Air compressor
B. Liquid cooling system of an automobile
C. Boiler
D. None of these

A. Volume
B. Pressure
C. Temperature
D. All a, b & c

A. Rate of heat transmission
B. Initial state only
C. End states only
D. None of these

A. At low temperature and high pressure
B. At standard state
C. Both A. and B
D. In ideal state