8. A chamber contains monoatomic 'H...
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8. A chamber contains monoatomic 'He' at STP Deter- mine its number density. (Ans. 2.68 10% m-%) 5.

JEE/Engineering Exams
Chemistry
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No'dewisty e Plap (Asfroltaman constant) PNa net [ 2(n times N) Rleft(N^{T}right. ] ( a times n quad 2 k+ ) ( P / k T=n times N / gamma ) No'deury ( =1.01 times 10^{5} / 1+38 times 10 times 273 ) ( 22 cdot 68 times 10^{25} mathrm{m}^{-3} )
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