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19-12-2018
Chemistry

contestada

balance 2Mg +O2 = 2MgO

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19-12-2018

This is an oxidation-reduction (redox) reaction:

2 Mg0 - 4 e- → 2 MgII

(oxidation)

2 O0 + 4 e- → 2 O-II

(reduction)

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