Chemical Engineering Thermodynamics In reactions involving solids and liquids (where change in volume is negligible), the heat of reaction at constant pressure as compared to that at constant volume is Unpredictable; depends on the particular reaction Same More Less Unpredictable; depends on the particular reaction Same More Less ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression, nRT In P₁/P₂ , is for the____of an ideal gas. Work done under adiabatic contition Compressibility Co-efficient of thermal expansion Work done under isothermal condition Work done under adiabatic contition Compressibility Co-efficient of thermal expansion Work done under isothermal condition ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics With increase in temperature, the internal energy of a substance Increases Decreases May increase or decrease; depends on the substance Remains unchanged Increases Decreases May increase or decrease; depends on the substance Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics __________ decreases during adiabatic throttling of a perfect gas. Temperature Pressure Entropy Enthalpy Temperature Pressure Entropy Enthalpy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A refrigeration cycle is a reversed heat engine. Which of the following has the maximum value of the co-efficient of performance (COP) for a given refrigeration effect? Vapor compression cycle using expansion engine Carnot refrigeration cycle Vapor compression cycle using expansion valve Air refrigeration cycle Vapor compression cycle using expansion engine Carnot refrigeration cycle Vapor compression cycle using expansion valve Air refrigeration cycle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In which of the following reaction equilibria, the value of equilibrium constant Kp will be more than is Kc? 2HI ⇋ H₂ + I₂ None of these 2SO₂ + O₂ ⇋ 2SO₃ N₂O₄ ⇋ 2NO₂ 2HI ⇋ H₂ + I₂ None of these 2SO₂ + O₂ ⇋ 2SO₃ N₂O₄ ⇋ 2NO₂ ANSWER DOWNLOAD EXAMIANS APP
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