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Gases Compressibility Factor and Positive Deviation

1

Choose the best answer

Positive deviation from ideal behaviour, Z > 1, is mainly associated with:

Verified Answer & Explanation⌄

Correct Answer: B) Molecular-volume and repulsive effects

Concept Explanation

When repulsive and excluded-volume effects dominate, PV becomes greater than nRT and Z becomes greater than 1.

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