MR dari fe2 (so4)… (ar fe =56, s=32, o=16) By Admin ReiPosted on October 29, 2022 MR dari fe2 (so4)… (ar fe =56, s=32, o=16) MR F2SO4 = Ar fe + Ar S + Ar O = 56+32+16 =108 MR = 108