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Assertion: Gases like N(2), O(2) behave ...

Assertion: Gases like `N_(2), O_(2)` behave as ideal gases at high temperature and low pressure.
Reason: Molecular interaction diminihes at high temperature and low pressure.

A

If both assertion and reason are true and the reason is the correct explanation of the assertion.

B

If both assertion and reason are true but reason is not the correct explanation of the assertion.

C

If assertion is true but reason is false.

D

If assertion is false but reason is true.

Text Solution

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The correct Answer is:
A
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For ideal gases, Z = 1 at all temperature and pressure.

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Statement-1: Gases like N_(2),O_(2) behave as ideal gases at high temperature and low pressure. Statement-2: Molecular probable velocity is the velocity possessed by maximum fraction of molecules at the same temperature. Statement-2:Molecular interactions diminish at high temperature and low pressure.

At high temperature and low pressure the van der Waals equation is reduced to .

A: A real gas will approach ideal behaviour at high temperature and low pressure. R: At low pressure and high temperature z = 1, for all gases

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Statement- 1 : A real gas behaves as an ideal gas at high temperature and low pressure . Statement- 2 : Liquid state of an ideal gas is impossible.

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