Chemical Engineering Thermodynamics In the reaction, C + O₂ → CO₂ ; ΔH = - 94 kcal. What is the heat content (enthalpy)of O₂? > -94 kcal -94 kcal Zero < - 94 kcal > -94 kcal -94 kcal Zero < - 94 kcal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A refrigerator works on the principle of __________ law of thermodynamics. Second First Third Zeroth Second First Third Zeroth ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics An irreversible process Is an idealised visualisation of behaviour of a system Yields the maximum amount of work Yields an amount of work less than that of a reversible process Is the analog of linear frictionless motion in machines Is an idealised visualisation of behaviour of a system Yields the maximum amount of work Yields an amount of work less than that of a reversible process Is the analog of linear frictionless motion in machines ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The value of gas constant 'R' is 1.987 cal/gm mole °K Both A and B 1.987 BTU/lb. mole °R Neither A nor B 1.987 cal/gm mole °K Both A and B 1.987 BTU/lb. mole °R Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Chemical potential (an intensive property) of a substance is a force that drives the chemical system to equilibrium and is equal to its partial molar properties. The reatio of chemical potential to free energy of a pure substance at oconstant temperature and pressure is None of these ∞ 1 None of these ∞ 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Those solutions in which there is no volume change upon mixing the components in the liquid state and which, when diluted do not undergo any heat change (i.e. heat of dilution is zero), are called __________ solutions. None of these Isotonic Ideal Real None of these Isotonic Ideal Real ANSWER DOWNLOAD EXAMIANS APP