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Class 11 NEET Chemistry Some Basic Concepts Of Chemistry
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© examsnet.com
Question : 51
Total: 60
The number of gram molecules of oxygen in
6.02
×
10
24
CO molecules is
(1990)
10
g
molecules
5
g
molecules
1
g
molecules
0.5
g
molecules.
Validate
Solution:
Avogadro's No.,
N
A
=
6.02
×
10
23
molecules
∴
6.02
×
10
24
C
O
molecules
=
10
moles CO
=
10
g
atoms of
O
=
5
g
molecules of
O
2
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