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One mole of helium (He) gas is added to ...

One mole of helium (He) gas is added to the equilibrium `N_2O_4(g) hArr 2NO_2(g)` set up in cylinder fitted with piston in such a way that the piston is moved outwards to keep the total equilibrium pressure constant:

A

The equilibrium will remains unchanged

B

The equilibrium will shift in the forward direction

C

The equilibrium will shift in the backward direction

D

None of the above

Text Solution

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The correct Answer is:
B
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