Chemical Engineering Thermodynamics Which of the following is a thermodynamic property of a system? Temperature Concentration Mass Entropy Temperature Concentration Mass Entropy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The following heat engine produces power of 100000 kW. The heat engine operates between 800 K and 300 K. It has a thermal efficiency equal to 50% of that of the Carnot engine for the same temperature. The rate at which heat is absorbed from the hot reservoir is 160, 000 kW 100, 000 kW 200, 000 kW 320, 000 kW 160, 000 kW 100, 000 kW 200, 000 kW 320, 000 kW ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The change in Gibbs freee energy for vaporisation of a pure substance is Zero Positive Negative May be positive or negative Zero Positive Negative May be positive or negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The theoretical minimum work required to separate one mole of a liquid mixture at 1 atm, containing 50 mole % each of n- heptane and n- octane into pure compounds each at 1 atm is -RT ln 0.5 0.5 RT 2 RT -2 RT ln 0.5 -RT ln 0.5 0.5 RT 2 RT -2 RT ln 0.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A gas can be liquified by pressure alone only, when its temperature is __________ its critical temperature. More than Less than or equal to Equal to or higher than Less than More than Less than or equal to Equal to or higher than Less than ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy change for an irreversible isolated system is > 0 ∞ < 0 > 0 ∞ < 0 ANSWER DOWNLOAD EXAMIANS APP
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