# At the critical point of a substance _____ ? with Answer - Chemical Engineering Mcqs | TestPrep

> Solved MCQ: At the critical point of a substance _____ ? Correct Answer: D. All A, B. and C. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# At the critical point of a substance _____ ?

Direct Answer & Quick Reference

The correct option is **D. All A, B. and C**.

A. The surface tension vanishes

B. Liquid and vapour have the same density

C. There is no distinction between liquid and vapour phases

D. All A, B. and C **(Correct Answer)**

✨ Explain with AI

Verified Key: D. All A, B. and C
Solved by 5,171+ students

Verified against official examination board answer keys and standard curriculum textbooks.

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