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What is the mass of two moles of oxygen
Question
What is the mass of two moles of oxygen gas
(
O
2
)
?
Medium
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Solution
Verified by Toppr
One mole of oxygen is
1
5
.
9
9
9
4
g
. but because oxygen is a diatomic molecule, it is bonded with itself.
So,
1
5
.
9
9
9
4
g
×
2
=
3
1
.
9
9
8
8
g
per mole of oxygen.
There are two moles oxygen. So, the answer is
6
3
.
9
9
7
6
g
.
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