Chemical Engineering Thermodynamics At absolute zero temperature, the __________ of the gas is zero. Volume None of these Mass Pressure Volume None of these Mass Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an exothremic reaction Only internal energy change (ΔE) is negative Only enthalpy change (ΔH) is negative Both ΔH and ΔE are negative Enthalpy change is zero Only internal energy change (ΔE) is negative Only enthalpy change (ΔH) is negative Both ΔH and ΔE are negative Enthalpy change is zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The equation Tds = dE - PdV applies to Open as well as closed systems Both B and C Single phase fluid of constant composition Single phase fluid of varying composition Open as well as closed systems Both B and C Single phase fluid of constant composition Single phase fluid of varying composition ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Number of degrees of freedom for a three phase system in equilibrium comprising of three non-reacting chemical species is 1 3 2 1 3 2 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 0.5 RT 2 RT -RT ln 0.5 -2 RT ln 0.5 0.5 RT 2 RT -RT ln 0.5 -2 RT ln 0.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The freezing point of a liquid decreases when the pressure is increased, if the liquid __________ while freezing. Does not change in volume Expands Contracts Either A, B or C Does not change in volume Expands Contracts Either A, B or C ANSWER DOWNLOAD EXAMIANS APP