Chemical Engineering Thermodynamics Sublimation temperature of dry ice (solid CO₂) is __________ °C. 0 -273 -78 5 0 -273 -78 5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy change of mixing two liquid substances depends upon the Neither A nor B Quantity (i.e. number of moles) Both A and B Molar concentration Neither A nor B Quantity (i.e. number of moles) Both A and B Molar concentration ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The change in Gibbs freee energy for vaporisation of a pure substance is May be positive or negative Negative Zero Positive May be positive or negative Negative Zero Positive ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At absolute zero temperature, the __________ of the gas is zero. None of these Pressure Mass Volume None of these Pressure Mass Volume ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Efficiency of a Carnot engine working between temperatures T₁ and T₂ (T₁ < T₂) is (T₂ - T₁)/T₂ (T₁ - T₂)/T₂ (T₁ - T₂)/T₁ (T₂ - T₁)/T₁ (T₂ - T₁)/T₂ (T₁ - T₂)/T₂ (T₁ - T₂)/T₁ (T₂ - T₁)/T₁ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an exothremic reaction 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 Only internal energy change (ΔE) is negative ANSWER DOWNLOAD EXAMIANS APP
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