Question Paper from: Railway RPF Sub Inspector

Aquaregia is a mixture of the following in the ratio 1 : 3 by volume–

1:

cone, HNO3 and cone. HCl 

2:

conc. HNO3 and conc. H2SO4 

3:

dil. HCl and dil. HNO3 

4:

cone, HCl and cone, HNO3

Solution:
Chapter Name: Science

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Railway RPF Sub Inspector

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