Answers

2016-03-22T12:21:50+05:30
No.of moles=given mass\molar mass
                 =18/24
                 =0.75mol
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2016-03-22T12:43:03+05:30
The no of moles in 18g of magensium= mass given/molar mass
                                                               =18/24 =3/4 =0.75moles.



hope this helps u.
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