MCQ
Nitric acid oxidises phosphorus to
- A${H_2}{P_2}{O_7}$
- B${H_3}P{O_3}$
- C$AgN{O_3}$
- ✓$NO_2$
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Given : Atomic masses of $C , H$ and $N$ are $12,1$ and $14\, amu$ respectively.
The molar mass of the compound $A$ is $162\, g\, mol ^{-1}$.
