Balance the following chemical equations: (1 x 5 = 5)
a) MgO + HCl MgCl2 + H2O
b) Na + H2O NaOH + H2
c) H2O + Fe Fe2O3 + H2
d) Fe2O3 + C Fe + CO
e) Mg(NO3)2 MgO + NO2 + O2
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07-May-2018 — (c) Fe2O3 + 3CO —→ 2Fe + 3CO2; Redox reaction. (d) 2H2S + O2 —→ 2S + 2H2O; ... 4 Zn(s) + 10HNO3(aq) → 4 Zn(NO3)2 (aq) + 5 H2O(l) + N2O(g).
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