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. -30.2 -19.4 -55.2 55.2 -30.2 -19.4 -55.2 55.2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The adiabatic throttling process of a perfect gas is one of constant enthalpy In which there is an increase in temperature In which there is a temperature drop Which is exemplified by a non-steady flow expansion Which can be performed in a pipe with a constriction In which there is an increase in temperature In which there is a temperature drop Which is exemplified by a non-steady flow expansion Which can be performed in a pipe with a constriction ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy of the system decreases, when Water is converted into ice Snow melts into water A gas expands spontaneously from high pressure to low pressure Both B & C Water is converted into ice Snow melts into water A gas expands spontaneously from high pressure to low pressure Both B & C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Two substances are in equilibrium in a reversible chemical reaction. If the concentration of each substance is doubled, then the value of the equilibrium constant will be Same Halved Doubled One fourth of its original value Same Halved Doubled One fourth of its original value ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Claussius-Clayperon equation gives accurate result, when the Vapour obeys the ideal gas law and the latent heat of vaporisation is constant Vapour pressure is relatively low and the temperature does not vary over wide limits Volume in the liquid state is negligible compared with that in the vapour state All of these Vapour obeys the ideal gas law and the latent heat of vaporisation is constant Vapour pressure is relatively low and the temperature does not vary over wide limits Volume in the liquid state is negligible compared with that in the vapour state All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an isothermal reversible compression of an ideal gas Only ΔE = 0 DQ = dE Only ΔH =0 ΔE = ΔH = 0 Only ΔE = 0 DQ = dE Only ΔH =0 ΔE = ΔH = 0 ANSWER DOWNLOAD EXAMIANS APP
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