Calculate how many gram of magnesium oxide is formed by burning 24g of magnesium in
air? (Atomic mass of Mg=24 and O=16)

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Solution

Mg + O -----> MgO
1 mol + 1 mol = 1mol

24 g + 16g = 40 g

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Similar questions

In a compound of magnesium (Mg = 24) and nitrogen (N= 14 ), 18 g of magnesium combines with 7 g of nitrogen.
Deduce the simplest formula by answering the following questions:
(a) how many gram atoms of magnesium are equal to 18 g?
(b) how many grams atoms of nitrogen equal to 7 g of nitrogen?
(c) calculate simple ratio of gram atoms of magnesium to gram atoms of nitrogen and hence the simplest formula of the compound formed.

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. Gram atomic mass of magnesium is

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Calculate how many gram of magnesium oxide is formed by burning 24g of magnesium inair? (Atomic mass of Mg=24 and O=16)

Mg + O -----> MgO1 mol + 1 mol = 1mol 24 g + 16g = 40 g

Calculate how many gram of magnesium oxide is formed by burning 24g of magnesium in
air? (Atomic mass of Mg=24 and O=16)

Mg + O -----> MgO
1 mol + 1 mol = 1mol

24 g + 16g = 40 g