Stoichiometry During a phase change process like sublimation, vaporisation, melting etc., the specific __________ does not change. Enthalpy Internal energy Entropy Gibbs free energy Enthalpy Internal energy Entropy Gibbs free energy ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapour pressure of water is given by, in Psat = A - (5000/T), where A is a constant, Psat is the vapour pressure in atm. and T is the temperature in K.The vapor pressure of water in atm. at 50°C is approximately 0.13 0.11 0.07 0.09 0.13 0.11 0.07 0.09 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Saturated molal absolute humidity of the vapor-gas mixture depends upon the Total pressure Neither A nor B Vapor pressure at dry bulb temperature Both A & B Total pressure Neither A nor B Vapor pressure at dry bulb temperature Both A & B ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In case of vapor-liquid equilibria, which of the following does not account for gas phase deviation from ideality? Use of equation of state None of these Fugacity co-efficient Activity co-efficient Use of equation of state None of these Fugacity co-efficient Activity co-efficient ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If the absolute temperature of an ideal gas is tripled and simultaneously the pressure is reduced to one third; then the volume of gas will Decrease three fold Increase three fold Remain unaltered Increase nine fold Decrease three fold Increase three fold Remain unaltered Increase nine fold ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Heat of neutralisation of HCl and NaOH is - 57.46 kJ/Kg mole. The heat of ionisation of water will be __________ kJ/Kg mole. -57.46 -28.73 57.46 114.92 -57.46 -28.73 57.46 114.92 ANSWER DOWNLOAD EXAMIANS APP
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