austinforlifeya austinforlifeya 17-11-2020 Chemistry contestada Determine if the following equations are balanced or unbalanced a. Zn + HCl----> ZnCl 2 + H 2 b. 2Na + H 2 ----> 2NaH c. Al + Fe 2 O 3 ----> Fe + Al 2 O 3 d. MgBr 2 + Cl 2 ----> MgCl 2 + Br 2 e. C 3 H 8 + O 2 ----> H 2 O + CO 2 Please help