Chemical Engineering Thermodynamics Which of the following behaves most closely like an ideal gas? N₂ H₂ He O₂ N₂ H₂ He O₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Pick out the undesirable property for a good refrigerant. High thermal conductivity Large latent heat of vaporisation High viscosity Low freezing point High thermal conductivity Large latent heat of vaporisation High viscosity Low freezing point ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In a reversible chemical reaction (where, Δx = number of moles of products-number of moles of reactants ) Addition of inert gas favours the forward reaction, when Δx is positive Pressure has no effect on equilibrium, when Δn = 0 All of these Addition of inert gas has no effect on the equilibrium constant at constant volume for any value of Δx (+ ve, - ve) or zero) Addition of inert gas favours the forward reaction, when Δx is positive Pressure has no effect on equilibrium, when Δn = 0 All of these Addition of inert gas has no effect on the equilibrium constant at constant volume for any value of Δx (+ ve, - ve) or zero) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What is the degree of freedom for a system comprising liquid water equilibrium with its vapour? 0 3 2 1 0 3 2 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The absolute entropy for all crystalline substances at absolute zero temperature is Zero Negative More than zero Indeterminate Zero Negative More than zero Indeterminate ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Third law of thermodynamics is helpful in Calculating absolute entropies of substances at different temperature Evaluating entropy changes of chemical reaction Prediction of the extent of a chemical reaction Both B and C Calculating absolute entropies of substances at different temperature Evaluating entropy changes of chemical reaction Prediction of the extent of a chemical reaction Both B and C ANSWER DOWNLOAD EXAMIANS APP
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