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The decomposition of phosphine [PH(3)] o...

The decomposition of phosphine `[PH_(3)]` on tungsten at low pressure is a first-order reaction. It is because the

A

rate of decompostion is very slow

B

rate is proportional to the surface coverage

C

rate is inversely proportional to the surface coverage

D

rate is independent of the surface coverage

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The correct Answer is:
B
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