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Equivalent Mass

What volume o...

Question

What volume of $6 M H N O_{3}$ is needed to oxidize $8 g$ of $F e^{3 +}$ if $H N O_{3}$ is converting to NO?

9.5 m L

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7.9 m L

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15.8 m L

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64.0 m L

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Solution

The correct option is B $7.9 m L$
According to question,
Meq. of $H N O_{3} =$ Meq. of $F e^{3 +}$
$6 \times 3 \times V = \frac{8}{56} \times 1000$
$V = 7.936 m L$
Hence, (b) is the correct answer.

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