Chemical Engineering Thermodynamics __________ does not change during phase transformation processes like sublimation, melting & vaporisation. All of these Internal energy Gibbs free energy Entropy All of these Internal energy Gibbs free energy Entropy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs-Duhem equation None of these States that n₁dμ₁ + n₂dμ₂ + ....njdμj = 0, for a system of definite composition at constant temperature and pressure Applies only to binary systems Finds no application in gas-liquid equilibria involved in distillation None of these States that n₁dμ₁ + n₂dμ₂ + ....njdμj = 0, for a system of definite composition at constant temperature and pressure Applies only to binary systems Finds no application in gas-liquid equilibria involved in distillation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not a unit of the equilibrium constant Kp? (where, Δx = number of moles of products number of moles of reactants) Dimensionless, when Δx = 0 (atm)Δx, when Δx is positive (atm)Δx, when Δx is negative (atm)Δx2, when Δx > 0 Dimensionless, when Δx = 0 (atm)Δx, when Δx is positive (atm)Δx, when Δx is negative (atm)Δx2, when Δx > 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following identities can be most easily used to verify steam table data for superheated steam. (∂V/∂T)P = -(∂S/∂P)T (∂P/∂T)V = (∂S/∂V)T (∂T/∂V)S = (∂p/∂S)V (∂T/∂P)S = (∂V/∂S)P (∂V/∂T)P = -(∂S/∂P)T (∂P/∂T)V = (∂S/∂V)T (∂T/∂V)S = (∂p/∂S)V (∂T/∂P)S = (∂V/∂S)P ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What happens in a reversible adiabatic compression? Heating occurs Cooling occurs Temperature is constant Pressure is constant Heating occurs Cooling occurs Temperature is constant Pressure is constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The main feature of Carnot refrigeration cycle is that, it Does not need the addition of external work for its functioning Accomplishes the reverse effect of the heat engine None of these Transfers heat from high temperature to low temperature Does not need the addition of external work for its functioning Accomplishes the reverse effect of the heat engine None of these Transfers heat from high temperature to low temperature ANSWER DOWNLOAD EXAMIANS APP