Balance first two equations using hit and trial method and rest um
ebraic method:
a. H2O(l) + H2(g) + O2(g)
b. Zn(s) + AgCl(aq) → ZnCl2 (aq) + Ag(s)
c. Fe2O3(aq) + H2O(1) ► Fe(OH)3( aq)
d. KMnO4(aq) + HCl(aq) → KCl(aq) + MnCl(s) + H2O(l) + Cl2(g)
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Answer:
2H2+O2→2H20
Zn+2AgCl→ZnCl2+2Ag