Chemistry, asked by Arvindnnnn, 1 year ago

Calculate the number of molecules of nitrogen gas present in 140grams of nitrogen gas

Answers

Answered by rav47

fvvybjvinyhkgidiitfuedu

Answered by Ayushkumarj

Here is the answer:
Mole =mass/molecular mass
molecular mass of nitrogen gas is 28
N2=14+14=28
n=m/M
n=140/28
n=5 ans
Hope this will help you
Have a great day.

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