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Chemical Engineering · Q338

Chemical Engineering Thermodynamics

Engineering and GATE · Chemical Engineering · question 338

Q338

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 number of degrees of freedom are

A.
1
B.
2
Answer
C.
3
D.
0

Answer: Option B

Solution

Answer: Option B
Solution:


Number of phase  number of independent chemical reactions  number of constraints  (initially only is present)
So,