For any irreversible process the net entropy change is Infinite Negative * Positive Zero A system ........ Is a region of constant mass and only energy is allowed to cross the boundaries Has a mass transfer across its boundaries and the mass within the system is not constant None of the choices is correct Cannot transfer either energy or mass to or from the surroundings Is a specified region, not necessarily of constant volume, where transfer of energy and/or mass are to be studied Which of the following is not a property of the system? Work Temperature O None of the choices is correct Specific volume Pressure The temperature of a gas is a measure of.... In an isothermal expansion of gases .... Temperature is raised Temperature becomes zero Temperature is lowered Temperature is unaltered Temperature shows the extent of expansion