Fe2(SO3)3 = 2Fe(+3) + 3SO3(-2)
(CaOH)2S = 2CaOH(+) + S(-2)
2CaOH(+) = 2Ca(+2) + 2OH(-)
(CaOH)2S = 2Ca(+2) + 2OH(-) + S(-2)
Fe2(SO3)3 = 2Fe(+3) + 3SO3(-2)
(CaOH)2S = 2CaOH(+) + S(-2)
2CaOH(+) = 2Ca(+2) + 2OH(-)
(CaOH)2S = 2Ca(+2) + 2OH(-) + S(-2)