Chemical Engineering Thermodynamics For a constant volume process dE = CpdT dE = CvdT dW = pdV dQ = dE + pdV dE = CpdT dE = CvdT dW = pdV dQ = dE + pdV ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following equations is obtained on combining 1st and 2nd law of thermodynamics, for a system of constant mass? DE = Tds - PdV DQ = CvdT + PdV DQ = CpdT + Vdp Tds = dE - PdV DE = Tds - PdV DQ = CvdT + PdV DQ = CpdT + Vdp Tds = dE - PdV ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an exothremic reaction Both ΔH and ΔE are negative Enthalpy change is zero Only enthalpy change (ΔH) is negative Only internal energy change (ΔE) is negative Both ΔH and ΔE are negative Enthalpy change is zero Only enthalpy change (ΔH) is negative Only internal energy change (ΔE) is negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an ideal gas, the enthalpy Increases with rise in pressure Is independent of pressure Is a path function Decreases with rise in pressure Increases with rise in pressure Is independent of pressure Is a path function Decreases with rise in pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Refrigerants commonly used for domestic refrigerators are Ethyl chloride or methyle chloride Propane NH₃ or CO₂ Freon-12 Ethyl chloride or methyle chloride Propane NH₃ or CO₂ Freon-12 ANSWER DOWNLOAD EXAMIANS APP