Chemical Engineering Thermodynamics Internal energy of an element at 1 atm and 25° C is __________ kcal/kg.mole. 25 0 273 None of these 25 0 273 None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Minimum number of phases that exists in a system is 1. Number of chemical species in a colloidal system is 1 3 2 4 1 3 2 4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The first law of thermodynamics is a restatement of the law of conservation of Energy None of these Mass Momentum Energy None of these Mass Momentum ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of steady flow compression polytropic process (PVn = constant), the work done on air is the lowest, when N = 1.66 N = 1 N = 0 N = y = 1.4 N = 1.66 N = 1 N = 0 N = y = 1.4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Critical compressibility factor for all substances Are more or less constant (vary from 0.2 to 0.3) Vary as square of the absolute temperature Vary as square of the absolute pressure None of these Are more or less constant (vary from 0.2 to 0.3) Vary as square of the absolute temperature Vary as square of the absolute pressure None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression, ΔG = nRT .In P₂/P₁ , gives the free energy change Under reversible isothermal volume change During cooling of an ideal gas With pressure changes at constant temperature During heating of an ideal gas Under reversible isothermal volume change During cooling of an ideal gas With pressure changes at constant temperature During heating of an ideal gas ANSWER DOWNLOAD EXAMIANS APP
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