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Asthma patients use a mixture of …..for ...

Asthma patients use a mixture of …..for respiration

A

`O_2 and N_2 O`

B

`O_2 and He`

C

`O_2 and NH_3`

D

`O_2 and CO`

Text Solution

Verified by Experts

The correct Answer is:
B
A mixture of `O_2` and He is used for respiration as helium is inert and light gas and diffuse rapidly.
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