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Conductance and Conductivity

Calculate the...

Question

Calculate the concentration of $H_{2} O_{2}$ in g/L in terms of normality.

A

0.04

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B

0.08

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C

0.4

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D

0.2

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Solution

The correct option is A $0.04$
g eq of $H_{2} O_{2} =$ g eq of KI = g eq of $N a_{2} S_{2} O_{3} = \frac{20 \times 0.1}{1000} = 0.002$ g eq
Normality of $H_{2} O_{2} = \frac{0.002 g e q}{50 m L} \times 1000 m L / L = 0.04 N$

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