Can someone please help me balance equations?

Posted on 2015-09-21 06:10:00 in Engineering by MILYE

1. Ag(s)+H2S(g)+O2(g) ? Ag2S(s)+H2O(l)
2. P4(s)+O2(g) ? P4O10(s)
3. Pb(s)+H2O(l)+O2(g) ? Pb(OH)2(s)
4. Fe(s)+H2O(l) ? Fe3O4(s)+H2(g)
5. Sc2O3(s)+SO3(l) ? Sc2(SO4)3(s)
6. Ca3(PO4)2(aq)+H3PO4(aq) ? Ca(H2PO4)2(aq)
7. Al(s)+H2SO4(aq) ? Al2(SO4)3(s)+H2(g) (h) TiCl4(s)+H2O(g) ? TiO2(s)+HCl(g)

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