Chemical Engineering Thermodynamics The necessary condition for phase equilibrium in a multiphase system of N components is that the Chemical potentials of all components should be same in a particular phase None of these Sum of the chemical potentials of any given component in all the phases should be the same Chemical potentials of a given component should be equal in all phases Chemical potentials of all components should be same in a particular phase None of these Sum of the chemical potentials of any given component in all the phases should be the same Chemical potentials of a given component should be equal in all phases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The melting point of paraffin wax (which contracts on solidification) __________ with pressure rise. Decreases Decreases linearly Remains unchanged Increases Decreases Decreases linearly Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The fusion of a crystalline solid at its melting point to form a liquid at the same temperature is accompanied by Decrease in enthalpy corresponding to evolution of heat No change in enthalpy Decrease of entropy Increase in enthalpy corresponding to absorption of heat Decrease in enthalpy corresponding to evolution of heat No change in enthalpy Decrease of entropy Increase in enthalpy corresponding to absorption of heat ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Heat of reaction at constant volume is identified with __________ change. Either A or B Internal energy Enthalpy Neither A nor B Either A or B Internal energy Enthalpy Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics After throttling, gas temperature Decreases Increases Remains same May increase or decrease ; depends on the nature of the gas Decreases Increases Remains same May increase or decrease ; depends on the nature of the gas ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following will increase the volume of a real gas by four times ? Reducing temperature to one fourth at constant pressure Reducing the temperature to half and doubling the pressure Reducing pressure to one fourth at constant temperature Doubling the absolute temperature as well as pressure of the gas Reducing temperature to one fourth at constant pressure Reducing the temperature to half and doubling the pressure Reducing pressure to one fourth at constant temperature Doubling the absolute temperature as well as pressure of the gas ANSWER DOWNLOAD EXAMIANS APP
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