Chemical Engineering Thermodynamics Entropy of the system decreases, when A gas expands spontaneously from high pressure to low pressure Both B & C Water is converted into ice Snow melts into water A gas expands spontaneously from high pressure to low pressure Both B & C Water is converted into ice Snow melts into water ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity co-efficient of a gas at constant pressure ____with the increase of reduced temperature. Remains constant Increases Decreases Decreases logarithmically Remains constant Increases Decreases Decreases logarithmically ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The absolute entropy for all crystalline substances at absolute zero temperature is More than zero Negative Indeterminate Zero More than zero Negative Indeterminate Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics __________ explains the equilibrium constant for any chemical reaction. Law of mass action Hess's law None of these Henry's law Law of mass action Hess's law None of these Henry's law ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The value of gas constant 'R' is Neither A nor B Both A and B 1.987 BTU/lb. mole °R 1.987 cal/gm mole °K Neither A nor B Both A and B 1.987 BTU/lb. mole °R 1.987 cal/gm mole °K ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The equation DU = Tds - PdV is applicable to infinitesimal changes occuring in A closed system with changes in composition An open system with changes in composition An open system of constant composition A closed system of constant composition A closed system with changes in composition An open system with changes in composition An open system of constant composition A closed system of constant composition ANSWER DOWNLOAD EXAMIANS APP
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