calculate the no. of moles in 0.9g of O2
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moles of water =
18
0.9
= 0.05
no. of water molecules = 0.05 x6.02 x10
23
= 3.010 x 10²²
1 water molecule contains 1 oxygen atom
mo. of oxygen atoms = 3.010 x 10²²
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Answered by
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Answer:
0.03 moles
Explanation:
Molecular weight of O2 = 32
Number of mole present in 0.9g of O2
0.9/32 = 0.03
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