At atmospheric pressure, a litre vessel contains a mixture of Helium and Nitrogen. If partial pressure of Nitrogen is 500 mm, the partial pressure of Helium will be:

500

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260

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760

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1260

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Solution

The correct option is B $260$ mm
Atmospheric pressure = 760 mm of Hg

$P = P_{N_{2}} + P_{H_{2}}$

$760 = 500 + P_{2}$

$P_{H_{2}} = 260 m m$
Option B is correct.

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At atmospheric pressure, a litre vessel contains a mixture of Helium and Nitrogen. If partial pressure of Nitrogen is 500 mm, the partial pressure of Helium will be:

The correct option is B 260 mmAtmospheric pressure = 760 mm of HgP=PN2+PH2760=500+P2PH2=260mmOption B is correct.

The correct option is B $260$ mm
Atmospheric pressure = 760 mm of Hg

$P = P_{N_{2}} + P_{H_{2}}$

$760 = 500 + P_{2}$

$P_{H_{2}} = 260 m m$
Option B is correct.