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