Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) The number of molecules of gas `O_2, H_2. He` and `CO_2` in a vessel are same. If a fine hole is made in the vessel then which gas escapes out more rapidly - Sarthaks eConnect
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The number of molecules of gas `O_2, H_2. He` and `CO_2` in a vessel are same. If a fine hole is made in the vessel then which gas escapes out more rapidly

A.

`O_2`

B.

`N_2`

C.

He

D.

`CO_2`