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 -30.2 55.2 -19.4 -55.2 -30.2 55.2 -19.4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which is not a refrigerant? SO₂ CCl₂F₂ NH₃ C₂H₄Cl₂ SO₂ CCl₂F₂ NH₃ C₂H₄Cl₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In any spontaneous process, the __________ free energy decreases. Helmholtz Both of the listed here Gibbs Neither A nor B Helmholtz Both of the listed here Gibbs Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The efficiency of a Carnot heat engine operating between absolute temperatures T₁ and T₂ (when, T₁ > T₂) is given by (T₁ - T₂)/T₁. The co-efficient of performance (C.O.P.) of a Carnot heat pump operating between T₁ and T₂ is given by T₁/T₂ T₂/(T₁-T₂) T₂/R1 T₁/(T₁-T₂) T₁/T₂ T₂/(T₁-T₂) T₂/R1 T₁/(T₁-T₂) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A gas shows deviation from ideal behaviour at High temperature and high pressure Low pressure and high temperature Low temperature and high pressure Low pressure and low temperature High temperature and high pressure Low pressure and high temperature Low temperature and high pressure Low pressure and low temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of the decomposition of hydroiodic acid (2HI ⇋ H₂ + I₂), addition of H₂ (at equilibrium condition) will Increase the partial pressure of I₂ Decrease the partial pressure of HI None of these Diminish the degree of dissociation of HI Increase the partial pressure of I₂ Decrease the partial pressure of HI None of these Diminish the degree of dissociation of HI ANSWER DOWNLOAD EXAMIANS APP
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