Chemical Engineering Thermodynamics The second law of thermodynamics states that The energy change of a system undergoing any reversible process is zero The total energy of system and surrounding remains the same None of these It is not possible to transfer heat from a lower temperature to a higher temperature The energy change of a system undergoing any reversible process is zero The total energy of system and surrounding remains the same None of these It is not possible to transfer heat from a lower temperature to a higher temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The number of degrees of freedom for a mixture of ice and water (liquid) are 2 1 0 3 2 1 0 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For water at 300°C, it has a vapour pressure 8592.7 kPa and fugacity 6738.9 kPa Under these conditions, one mole of water in liquid phase has a volume of 25.28 cm³ and that in vapour phase in 391.1 cm³.Fugacity of water (in kPa) at 9000 kPa will be 9000 6738.9 7058.3 6753.5 9000 6738.9 7058.3 6753.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics When a gas is expanded from high pressure region to low pressure region ; temper -ature change occurs. This phenomenon is related to the Gibbs-Helmholtz equation Gibbs-Duhem equation Third law of thermodynamics Joule-Thomson effect Gibbs-Helmholtz equation Gibbs-Duhem equation Third law of thermodynamics Joule-Thomson effect 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. (∂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 (∂V/∂T)P = -(∂S/∂P)T (∂P/∂T)V = (∂S/∂V)T (∂T/∂V)S = (∂p/∂S)V ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics While dissolving a gas into a liquid at a constant temperature, the ratio of the concentration of the gas in the solution phase and in the gaseous phase is Unity Constant Infinity Negative Unity Constant Infinity Negative ANSWER DOWNLOAD EXAMIANS APP