Na2O +2 HCl =2NaCl +H2O
2HgO = 2 Hg +O2 Lub 2MgO =2Mg +O2
4P + 5O2 = P4O10
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Na2O +2 HCl =2NaCl +H2O
2HgO = 2 Hg +O2 Lub 2MgO =2Mg +O2
4P + 5O2 = P4O10