How many moles of iron (II) ammonium sulfate hexahydrate reactant are needed to prepare 7.74 g of potassium tris oxalato ferrate trihydrate product if the molar ratio is 1:17 Use the balanced reactions and information provided to below. Answer using the correct number of significant figures and do not include units in your answer.
1. Fe(NH.)2(SO2)2 6H2O(s) + H, C,0, (aq) → FeC20, 2H,0 (8) + (NH),SO. (aq) + H2SO (aq) + 4H2O(1)
2. 2 FeC20, 2H,0 (s) + H, C,04 (aq) + H2O2 (aq) + 3 K, C,04 (aq)- 2 K [Fe(C20.)31 3H,0 (5)