Chemical Engineering Thermodynamics The amount of heat required to decompose a compound into its elements is __________ the heat of formation of that compound from its elements. Less than Not related to Same as More than Less than Not related to Same as More than ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy change of mixing two liquid substances depends upon the Molar concentration Both A and B Neither A nor B Quantity (i.e. number of moles) Molar concentration Both A and B Neither A nor B Quantity (i.e. number of moles) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C respectively. The maximum work (in J) that can be obtained from 1000 J of heat extracted from the hot reservoir is 651 1000 667 349 651 1000 667 349 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Fugacity of a component in an ideal gas mixture is euqal to the partial pressure of that component in the mixture. The fugacity of each component in a stable homogeneous solution at contant pressure and temperature __________ as its mole fraction increases. Remains constant Increases Decreases Decreases exponentially Remains constant Increases Decreases Decreases exponentially ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If the heat of solution of an ideal gas in a liquid is negative, then its solubility at a given partial pressure varies with the temperature as Solubility is independent of temperature Solubility increases or decreases with temperature depending on the Gibbs free energy change of solution Solubility increases as temperature decreases Solubility increases as temperature increases Solubility is independent of temperature Solubility increases or decreases with temperature depending on the Gibbs free energy change of solution Solubility increases as temperature decreases Solubility increases as temperature increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If heat contents of CH₄, C₂H₄ and C₃H₈ are -17.9, 12.5 and -24.8 kcal/mole respectively, than ΔH for the reaction CH₄(g) + C₂H₄(g) ⇋ C₃H₈(g) will be __________ Kcal. 55.2 -19.4 -30.2 -55.2 55.2 -19.4 -30.2 -55.2 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS