Chemical Engineering Thermodynamics The rate at which a substance reacts is proportional to its active mass and the rate of a chemical reaction is proportional to the product of active masses of the reacting substances. This is the None of these Statement of Vant-Hoff equation Le-Chatelier's principle Lewis-Randall rule None of these Statement of Vant-Hoff equation Le-Chatelier's principle Lewis-Randall rule ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a real gas, the chemical potential is given by None of these RT dlnf RT dlnP R dlnf None of these RT dlnf RT dlnP R dlnf ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In a reversible chemical reaction (where, Δx = number of moles of products-number of moles of reactants ) Pressure has no effect on equilibrium, when Δn = 0 Addition of inert gas favours the forward reaction, when Δx is positive Addition of inert gas has no effect on the equilibrium constant at constant volume for any value of Δx (+ ve, - ve) or zero) All of these Pressure has no effect on equilibrium, when Δn = 0 Addition of inert gas favours the forward reaction, when Δx is positive Addition of inert gas has no effect on the equilibrium constant at constant volume for any value of Δx (+ ve, - ve) or zero) All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of vapour compression refrigeration system, elevating the evaporator temperature (keeping the condenser temperature constant) results in Enhanced COP Increased or decreased COP ; depending upon the type of refrigerant Decreased COP No change in the value of COP Enhanced COP Increased or decreased COP ; depending upon the type of refrigerant Decreased COP No change in the value of COP ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A two stage compressor is used to compress an ideal gas. The gas is cooled to the initial temperature after each stage. The intermediate pressure for the minimum total work requirement should be equal to the __________ mean of P₁ and P₂.(where, P₁ and P₂ are initial and final pressures respectively) Harmonic Arithmetic Logarithmic Geometric Harmonic Arithmetic Logarithmic Geometric ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change given by, ΔS = - nR ln (P₂/P₁), holds good for Heating of an ideal gas Expansion of a real gas Reversible isothermal volume change Cooling of a real gas Heating of an ideal gas Expansion of a real gas Reversible isothermal volume change Cooling of a real gas ANSWER DOWNLOAD EXAMIANS APP
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