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