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In the reaction , A(s) +B(g) + "heat" ...

In the reaction ,
`A(s) +B(g) + "heat" hArr 2C(s) + 2D(g) `
at equilibrium, pressure of B is doubled to re-establish the equilibrium. The factor, by which conc. Of D is changed, is

A

`sqrt2`

B

`2`

C

`3`

D

`sqrt3`

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The correct Answer is:
D
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