A mixture of N2 & O2 consists 84% Nitrogen gas by weight.How many molecules of Oxygen are present in 100g sample of this mixture? [N=14,O=16]
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Answer:
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Explanation:
pressure of NO
2
=90-63
=27 cm of Hg
76 cm of Hg -> 1atm
27 cm of Hg ->
76
27
cm
P
Total
P
N
2
= Male fraction
Male fraction N
2
=
90
27
=
10
3
=0.3
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