2.
1) 2Mg + O2 = 2MgO
2) MgO + H2SO4 = Mg2SO4 + H2
3) MgSO4+BaCl2=BaSO4+MgCl2
5. - Г
6. - 4312
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Answers & Comments
2.
1) 2Mg + O2 = 2MgO
2) MgO + H2SO4 = Mg2SO4 + H2
3) MgSO4+BaCl2=BaSO4+MgCl2
5. - Г
6. - 4312