Chemical Engineering Thermodynamics The change in Gibbs freee energy for vaporisation of a pure substance is Negative May be positive or negative Zero Positive Negative May be positive or negative Zero Positive ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The molar excess Gibbs free energy, gE, for a binary liquid mixture at T and P is given by, (gE/RT) = A . x₁. x₂, where A is a constant. The corresponding equation for ln y₁, where y₁ is the activity co-efficient of component 1, is Ax₁² Ax₁ Ax₂ A . x₂² Ax₁² Ax₁ Ax₂ A . x₂² ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If we increase the pressure on a substance (which is at its triple point), then the triple point Remains unchanged Decreases Increases May increase or decrease ; depends on the substance Remains unchanged Decreases Increases May increase or decrease ; depends on the substance ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Degree of freedom of the system ice-water-vapour will be 1 3 0 2 1 3 0 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Duringthe phase transition, __________ changes. Temperature All of these Volume Pressure Temperature All of these Volume Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Free energy change at equilibrium is Indeterminate Zero Positive Negative Indeterminate Zero Positive Negative ANSWER DOWNLOAD EXAMIANS APP
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