How much magnesium oxide is formed as a result of the reaction of magnesium

univerkov | January 17, 2021 | education

How much magnesium oxide is formed as a result of the reaction of magnesium with oxygen if 0.4 mol of magnesium has entered the reaction?

Given:
n (Mg) = 0.4 mol
To find:
n (MgO)
Decision:
2Mg + O2 = 2MgO
n (Mg): n (MgO) = 1: 1
n (MgO) = 0.4 mol
Answer: the amount of magnesium oxide substance is 0.4 mol.

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