a. C7H6O3 + C4H6O3 -----> C9H8O4 + C2H4O2 b. Ca(C2H3O2)2(aq) + Na2CO3(aq) -----> CaCO3(s) + NaC2H3O2(aq) c. C6H12O6(s) + O2(g) -----> CO2(g) + H2O(g) d. H2SO4(aq) + Pb(OH)4 ------>Pb(SO4)2(s) + H2O(I) e. Si2H3(s) + O2(g) -----> SiO2(g) + H2O(g)

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