Question:
The number of degrees of freedom for liquid water and water vapour in equilibrium at a pressure of 1 atm is
The number of degrees of freedom for liquid water and water vapour in equilibrium at a pressure of 1 atm is
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Degrees of freedom correspond to independent variables that can vary; for equilibrium, these are restricted.
Updated On: Jan 17, 2026
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The Correct Option is A
Solution and Explanation
In equilibrium, the number of degrees of freedom for a system with two phases (liquid and vapor) is zero because the temperature and pressure are fixed.
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