Chemistry, 17.08.2020 01:01 douglasally
17.Unbalanced and incomplete chemical equations are given. Fill up the gaps by selecting from the formulae of the molecules given in brackets. Also balance the given equations. a) Zn + 2HCl → --a-- + H 2 b) 2Mg + --b-- → 2MgO c) 4Al +3O 2 → c
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