Balance the reaction shown below. What is the correct order of stoichiometric coefficients (from left to right)?
Fe2(SO4)3 (aq) + Ba(OH)2 (aq) --> BaSO4 (s) + Fe(OH)3 (aq)
a) 2, 2, 2, 2
b) 1, 1, 2 ,4
c) 2, 3, 1, 2
d) 1, 3, 3, 2