Jawapan

2016-03-10T14:46:28+08:00
Na2S2O3(aq) + H4SO4(aq) → Na2SO4(aq) + H2O(l) + SO2(g) + S(s)

2016-03-10T17:49:44+08:00
Na2S2O3 + H2SO4 -----> Na2SO4 + SO2 + S + H2O