Question
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} )

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