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