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Yellow colour of HNO3 is due to the pres...

Yellow colour of `HNO_3` is due to the presence of `NO_2` is removed by

A

Boiling the acid

B

Adding `Mg` powder

C

Passing `NH_3` through acid

D

Passing air through warn acid.

Text Solution

Verified by Experts

The correct Answer is:
D
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