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Ways to Define Concentration

3.92 g/l of a...

Question

3.92 g/l of a sample of ferrous ammonium sulphate reacts completely with 50 ml. N/10 $K M n O_{4}$ solution. The percentage purity of the sample is:

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78.4

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39.9

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Solution

The correct option is A 50

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Similar questions

3.92 g / L

(F e S O_{4} . (N H_{4})_{2} S O_{4} . 6 H_{2} O)

50 m L \frac{N}{10} K M n O_{4}

3.92 g / L

(F e S O_{4} . (N H_{4})_{2} S O_{4} . 6 H_{2} O)

50 m L \frac{N}{10} K M n O_{4}

150 m L

N / 10 H C l

1.0 g

0.4

H_{2} O_{2}

0.632

K M n O_{4}

H_{2} O_{2}

20

0.2

H_{2} O_{2}

0.316

K M n O_{4}

H_{2} O_{2}

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