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NEETChemistryStates of Matter

At the critical point, what happens to the horizontal portion of the isotherm?

Options

  1. AIt disappears.
  2. BIt merges into one point.
  3. CIt extends indefinitely.
  4. DIt becomes vertical.

Correct answer

B. It merges into one point.

Step-by-step solution

At the critical point, the horizontal portion of the isotherm merges into one point.

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