Chemical Engineering Thermodynamics The standard state of a gas (at a given temperature) is the state in which fugacity is equal to Unity Both A & B Activity Neither A nor B Unity Both A & B Activity Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A chemical reaction will occur spontaneously at constant pressure and temperature, if the free energy is Zero Positive None of these Negative Zero Positive None of these Negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs-Duhem equation None of these States that n₁dμ₁ + n₂dμ₂ + ....njdμj = 0, for a system of definite composition at constant temperature and pressure Applies only to binary systems Finds no application in gas-liquid equilibria involved in distillation None of these States that n₁dμ₁ + n₂dμ₂ + ....njdμj = 0, for a system of definite composition at constant temperature and pressure Applies only to binary systems Finds no application in gas-liquid equilibria involved in distillation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Cp - Cv = R is valid for __________ gases. Very high pressure Ideal All Very low temperature Very high pressure Ideal All Very low temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What is the value of ln y (where y = activity co-efficient) for ideal gases? Negative Zero Unity Infinity Negative Zero Unity Infinity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Two substances are in equilibrium in a reversible chemical reaction. If the concentration of each substance is doubled, then the value of the equilibrium constant will be Doubled Same One fourth of its original value Halved Doubled Same One fourth of its original value Halved ANSWER DOWNLOAD EXAMIANS APP
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