Chemical Engineering Thermodynamics Refrigerants commonly used for domestic refrigerators are Freon-12 Propane NH₃ or CO₂ Ethyl chloride or methyle chloride Freon-12 Propane NH₃ or CO₂ Ethyl chloride or methyle chloride ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics With increase in temperature, the internal energy of a substance Increases May increase or decrease; depends on the substance Remains unchanged Decreases Increases May increase or decrease; depends on the substance Remains unchanged Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs free energy (F) is defined as F = E + TS F = H + TS F = H - TS F = E - TS F = E + TS F = H + TS F = H - TS F = E - TS ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The chemical potential for a pure substance is __________ its partial molal free energy. Less than Equal to More than Not related to Less than Equal to More than Not related to ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs free energy of mixing at constant pressure and temperature is always ∞ + ve - ve ∞ + ve - ve ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The energy of activation of exothermic reaction is Very large compared to that for en-dothermic reaction Negative Not possible to predict Zero Very large compared to that for en-dothermic reaction Negative Not possible to predict Zero ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS