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For a first order reaction: A(3) rarr 3A...

For a first order reaction: `A_(3) rarr 3A`, Following graph is observed when concentration vs. time graph is plotted. Identify the option which is correct.

A

Half life of the reaction will be 20 hrs

B

The coordinates of the point of interaction will remain same even if initial concentration is changed.

C

Concentration of A will be 3 times that of `A_(3)` in 20 min.

D

If the reaction occurs in a rigid container at constant temperature pressure will decrease.

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The correct Answer is:
B
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