Chemical Engineering Thermodynamics As the time is passing, entropy of the universe Is decreasing Data insufficient, can't be predicted Remains constant Is increasing Is decreasing Data insufficient, can't be predicted Remains constant Is increasing ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The entropy change in a reversible isothermal process, when an ideal gas expands to four times its initial volume is R loge 4 Cv loge 4 R log10 4 Cv log10 4 R loge 4 Cv loge 4 R log10 4 Cv log10 4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change, ΔS = n Cp . ln (T₂/T₁), is valid for the __________ of a substance. Cooling Simultaneous pressure & temperature change Both B and C Heating Cooling Simultaneous pressure & temperature change Both B and C Heating ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For spontaneous changes in an isolated system (S = entropy) Ds > 0 Ds <0 Ds = Constant Ds = 0 Ds > 0 Ds <0 Ds = Constant Ds = 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The unit of equilibrium constant of a chemical reaction is the same as that of None of these Temperature Molar concentration Internal energy None of these Temperature Molar concentration Internal energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The point at which all the three (solid, liquid and gas) phases co-exist, is known as the __________ point. Triple Boyle Boiling Freezing Triple Boyle Boiling Freezing ANSWER DOWNLOAD EXAMIANS APP