brunazamp brunazamp 03-05-2017 Chemistry contestada 26 Classify each chemical equation as a combination/synthesis, decomposition, single replacement, double replacement, or combustion. • Pb(s) + Hg2SO4(s) PbSO4(s) +2 Hg(l) • NaCl(aq) + AgNO3(aq) AgCl(s) + NaNO3(aq) • 2 H20(l)2 H2(g) + 02(g)