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  • In 562 second, electric current is passed through acidified water, 112ml of hydrogen gas at NTP was collected at cathode. Calculate the current passedOption

In 562 second, electric current is passed through acidified water, 112ml of hydrogen gas at NTP was collected at cathode. Calculate the current passed

Option: 1

1.71


Option: 2

1.64


Option: 3

2.37


Option: 4

3.84


Answers (1)

best_answer

\mathrm{ 2 e^{-}+2 \mathrm{H}_2 \mathrm{O} \rightarrow \mathrm{H}_2+2 OH^{-}\ , \ \left(\mathrm{~V}_{\mathrm{t}}\right)_{\mathrm{H}_2}=2 }
\mathrm{ \text { mole }=\frac{i \times t}{V_t\times 96500} }
\mathrm{ \frac{112}{22400}=\frac{i \times 562}{2 \times 96500} \\ }

\mathrm{ i=1.71 }.

Posted by

Ritika Harsh

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