Question

the vessel contains helium and methane in 4:1 molar ratio at 20 bar pressure due to leakage mixture of gases start effusion. composition of mixture effusing out​

Answer 1

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ANSWER

Pressure=20bar

Molarratio=4:1(HeandCH 4 )

P He = 5

4 ×20=16bar

PCH4

= 5

1 ×20=4bar

r2r1= P2

P1 ×M1

M2

rCH4

r He

= P CH4

PHe×MHe

MCH4

=416 × 416 =8

Therefore, the ratio of moles of helium and methane coming out initially is 8:1.

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