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Magnesium Reacts with Iron(III) Chloride to Form Magnesium Chloride (Which

Question 20

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Magnesium reacts with iron(III) chloride to form magnesium chloride (which can be used in fireproofing wood and in disinfectants) and iron. 3Mg(s) + 2FeCl3(s) → 3MgCl2(s) + 2Fe(s)
A mixture of 41.0 g of magnesium (ℳ = 24.31 g/mol) and 175 g of iron(III) chloride (ℳ = 162.2 g/mol) is allowed to react. What mass of magnesium chloride (ℳ = 95.21 g/mol) is formed?


A) 68.5 g MgCl 2
B) 77.0 g MgCl 2
C) 71.4 g MgCl 2
D) 107 g MgCl 2
E) 154 g MgCl 2

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