Chemical Engineering Thermodynamics The change in Gibbs freee energy for vaporisation of a pure substance is Zero Positive May be positive or negative Negative Zero Positive May be positive or negative Negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics One ton of refrigeration capacity is equivalent to the heat removal rate of 200 BTU/day 200 BTU/minute 200 BTU/hr 50 k cal/hr 200 BTU/day 200 BTU/minute 200 BTU/hr 50 k cal/hr ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not an intensive property? None of these Heat capacity Surface tension Chemical potential None of these Heat capacity Surface tension Chemical potential ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For multicomponent multiple phases to be in equilibrium at the same pressure and temperature, the __________ of each component must be same in all phases. Neither A nor B Both A and B Chemical potential Fugacity Neither A nor B Both A and B Chemical potential Fugacity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At the critical point of a substance All of these There is no distinction between liquid and vapour phases The surface tension vanishes Liquid and vapour have the same density All of these There is no distinction between liquid and vapour phases The surface tension vanishes Liquid and vapour have the same density ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If heat contents of CH₄, C₂H₄ and C₃H₈ are -17.9, 12.5 and -24.8 kcal/mole respectively, than ΔH for the reaction CH₄(g) + C₂H₄(g) ⇋ C₃H₈(g) will be __________ Kcal. -30.2 55.2 -55.2 -19.4 -30.2 55.2 -55.2 -19.4 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS