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First Order Reaction

When a radioa...

Question

When a radioactive substance is subjected to a vacuum, the rate of disintegration per second

increases considerably

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is not affected

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increases only if the products are gases

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suffers a slight decrease

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Solution

The correct option is B is not affected
The rate of disintegration is dependent on the number of radioactive atoms present in the element only.
So, in vaccum, rate of disintegration is not affected.

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