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I think the reaction that represents a balanced, double replacement chemical reaction is B which is Rb2O + Cu(C2H3O2)2 → 2RbC2H3O2 + CuO
I think the reaction that represents a balanced, double replacement chemical reaction is B which is Rb2O + Cu(C2H3O2)2 → 2RbC2H3O2 + CuO