Balance the equations given, then answer the question. How many moles of Chlorine (Cl) will be needed to produce 10.9 moles of Iron (III) Chloride (FeCl_3)? If 1.89 moles of iron (III) Chloride (FeCl_3) are produced, how many grams of Iron (Fe) reacted? _____ MgO + _____ H_2 O rightarrow _____ Mg(OH)_2 How many Magnesium Hydroxide (Mg(OH)_2) is produced, in grams when 48.0 g of MgO react with an excess of H_2O? How many grams Magnesium Oxide (MgO) is necessary to react with 180 g of water? How many moles of Magnesium Oxide are necessary to produce 42.0 of Magnesium Hydroxide?