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The temperature should the hydrogen at 3...

The temperature should the hydrogen at `327^@C` be cooled at constant pressure so that the root mean square velocity of its molecules becomes half of its previous value is

A

`-123^@C`

B

`-23^@C`

C

`-100^@C`

D

`0^@C`

Text Solution

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The correct Answer is:
A
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