How many moles are present in 28 gm of Nitrogen atoms?
Answers
Answered by
1
Answer:
2 mole
Explanation:
no. of moles= mass/molar mass
n= 28/14
n= 2 moles
Answered by
0
Answer
14 gms =6.023*10^23 atoms
28 gms= 2*6.023*10^23
=12.046*10^23 atoms
no. of moles=N/Na
=12.046*10^23/6.023*10^23
=2moles.
so number of moles is 2.
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