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Physical and Chemical Properties of Hydrogen

Mole of zinc ...

Question

Mole of zinc required to liberate 448 ml of hydrogen gas at NTP on reaction with sulphuric acid is:

A

0.04

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B

0.02

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C

0.01

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D

0.05

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Solution

The correct option is B 0.04
No of Moles required to liberate Zinc = $\frac{448}{22400} \times 2$ = $0.04$

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