A. Zero
B. One
C. Two
D. Three
Related Mcqs:
- The number of degree of freedom for an Azeotropic mixture of ethanol and water in vapourliquid equilibrium, is__________________?
A. 3
B. 1
C. 2
D. 0 - Fugacity of a component in an ideal gas mixture is equal to the partial pressure of that component in the mixture. The fugacity of each component in a stable homogeneous solution at constant pressure and temperature ____________ as its mole fraction increases?
A. Decreases
B. Decreases exponentially
C. Increases
D. Remain constant - The number of degrees of freedom for a mixture of ice and water (liquid) are ____________________?
A. 3
B. 2
C. 1
D. 0 - What is the number of degrees of freedom for liquid water in equilibrium with a mixture of nitrogen and water vapor ?
A. 2
B. 0
C. 3
D. 1 - The equilibria relations in a multi-component and multiphase system cannot be calculated with the help of the_______________?
A. Phase rule
B. Experimental data
C. Empirical equations
D. Theoretical equations - A gas mixture contains 6 moles of H2 and 2 moles of N2. If the total pressure of the gaseous mixture is 4 kgf/cm2; then the partial pressure of N2 in the mixture will be _____________ kgf/cm2 ?
A. 1
B. 2
C. 4
D. 8 - The reaction A (l) → R(g) is allowed to reach equilibrium conditions in an autoclave. At equilibrium, there are two phases, one a pure liquid phase of A and the other a vapor phase of A, R and S. Initially A alone is present. The numbers of degrees of freedom are ?
A. 1
B. 2
C. 3
D. 0 - Degrees of freedom at triple point will be______________?
A. 0
B. 1
C. 2
D. 3 - For any system, what is the minimum number of degrees of freedom ?
A. 0
B. 1
C. 2
D. 3 - Number of components (C), phase (P) and degrees of freedom (F) are related by Gibbs phase rule as________________?
A. P + F – C = 2
B. C = P – F + 2
C. F = C – P – 2
D. P = F – C – 2
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