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Addition of inert gas at constant pressu...

Addition of inert gas at constant pressure in equlibrium `2SO_2(g)+O_2(g) hArr 2SO_3(g)`, will

A

Decreases the volume of gaseous mixture

B

Decreases the total moles of gases

C

Shift the equilibrium in backward direction

D

increase the partial pressure of `SO_3`

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