Chemical Engineering Thermodynamics __________ equation predicts the activity co-efficient from experimental data. Margules Both B & C Van Laar Lewis-Randall Margules Both B & C Van Laar Lewis-Randall ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Specific __________ does not change during phase change at constant temperature and pressure. Enthalpy Gibbs energy Entropy Internal energy Enthalpy Gibbs energy Entropy Internal energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not affected by temperature changes? Fugacity Free energy Activity co-efficient None of these Fugacity Free energy Activity co-efficient None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In reactions involving solids and liquids (where change in volume is negligible), the heat of reaction at constant pressure as compared to that at constant volume is Less Unpredictable; depends on the particular reaction More Same Less Unpredictable; depends on the particular reaction More Same ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A closed system is cooled reversibly from 100°C to 50°C. If no work is done on the system U is constant but S decreases U and S both decreases Its internal energy (U) decreases and its entropy (S) increases U decreases but S is constant U is constant but S decreases U and S both decreases Its internal energy (U) decreases and its entropy (S) increases U decreases but S is constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy change of mixing two liquid substances depends upon the Neither A nor B Quantity (i.e. number of moles) Both A and B Molar concentration Neither A nor B Quantity (i.e. number of moles) Both A and B Molar concentration ANSWER DOWNLOAD EXAMIANS APP
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