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Dalton's Law of Partial Pressures

In atmosphere...

Question

In atmosphere which gas have high partial pressure?

N_{2}

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O_{2}

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H_{2} O

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{C O}_{2}

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Solution

The correct option is A $N_{2}$
Since mole fraction of nitrogen is the highest in atmosphere & partial pressure is directly proportional to mole fraction, Nitrogen will have the highest partial pressure.
Partial pressure= P $\times$ mole fraction.

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