ledwards929 ledwards929

03-11-2017
Chemistry

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Based on the Law of Conservation of Mass, predict the minimum amount of magnesium that will react with all 16.0 grams of oxygen to produce 40.3 grams of magnesium oxide. need help

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mylifeizamess62 mylifeizamess62

03-11-2017

There are 6.002 x 10^23 atoms in 40.3 g of MgO

Number of atoms in 1 gram=
1.48933003 x 10^22

Number of Magnesium atoms=
1.48933003 x 10^22 x 24.3

=36.190719729 x 10^22

Number of moles= 0.0276319425 moles

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