Chemical Engineering Thermodynamics For spontaneous changes in an isolated system (S = entropy) Ds <0 Ds = Constant Ds > 0 Ds = 0 Ds <0 Ds = Constant Ds > 0 Ds = 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Helmholtz free energy (A) is defined as A = E - TS None of these A = H + TS A = H - TS A = E - TS None of these A = H + TS A = H - TS ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Cp of a gas at its critical temperature and pressure Equals 1 kcal/kmol °K Becomes zero Becomes infinity Equals 0.24 kcal/kmol °K Equals 1 kcal/kmol °K Becomes zero Becomes infinity Equals 0.24 kcal/kmol °K ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Heat of reaction is Independent of temperature changes Dependent on temperature only Dependent on pressure only Dependent on both pressure and temperature Independent of temperature changes Dependent on temperature only Dependent on pressure only Dependent on both pressure and temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Ideal refrigeration cycle is The least efficient of all refrigeration processes Same as Carnot cycle Same as reverse Carnot cycle Dependent on the refrigerant's properties The least efficient of all refrigeration processes Same as Carnot cycle Same as reverse Carnot cycle Dependent on the refrigerant's properties ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If we increase the pressure on a substance (which is at its triple point), then the triple point 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
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