Chemical Engineering Thermodynamics The variation of heat of reaction with temperature at constant pressure is given by the __________ law. Kelvin's None of these Antonie's Kirchoffs Kelvin's None of these Antonie's Kirchoffs ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The reaction A (l) R(g) is allowed to reach equilibrium conditions in an autoclave. At equilibrium, there are two phases, one a pure liquid phase of A and the other a vapor phase of A, R and S. Initially A alone is present. The number of degrees of freedom are 2 3 1 2 3 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an isothermal process on an ideal gas, the pressure increases by 0.5 percent. The volume decreases by about __________ percent. 0.5 1 0.25 0.75 0.5 1 0.25 0.75 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The Maxwell relation derived from the differential expression for the Helmholtz free energy (dA) is (∂S/∂V)T = (∂P/∂T)V (∂V/∂S)P = (∂T/∂P)S (∂S/∂P)T = -(∂V/∂T)P (∂T/∂V)S = -(∂P/∂S)V (∂S/∂V)T = (∂P/∂T)V (∂V/∂S)P = (∂T/∂P)S (∂S/∂P)T = -(∂V/∂T)P (∂T/∂V)S = -(∂P/∂S)V ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The second law of thermodynamics states that The total energy of system and surrounding remains the same It is not possible to transfer heat from a lower temperature to a higher temperature None of these The energy change of a system undergoing any reversible process is zero The total energy of system and surrounding remains the same It is not possible to transfer heat from a lower temperature to a higher temperature None of these The energy change of a system undergoing any reversible process is zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs free energy (F) is defined as F = H - TS F = E + TS F = E - TS F = H + TS F = H - TS F = E + TS F = E - TS F = H + TS ANSWER DOWNLOAD EXAMIANS APP
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