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Magnesium (used in the manufacture of light alloys) reacts with iron(III) chloride to form magnesium chloride and iron.  3Mg( s) + 2FeCl3( s) → 3MgCl2( s) + 2Fe( s)  A mixture of 41.0 g of magnesium ( molar mass = 24.31 g/mol) and 175 g of iron(III) chloride ( molar mass = 162.2 g/mol) is allowed to react. Identify the limiting reactant and determine the mass of the excess reactant present in the vessel when the reaction is complete.   A. Limiting reactant is Mg; 134 g of FeCl 3 remain.   B. Limiting reactant is FeCl 3; 87 g of Mg remain.   C. Limiting reactant is FeCl 3; 2 g of Mg remain.   D. Limiting reactant is Mg; 104 g of FeCl 3 remain.

Magnesium (used in the manufacture of light alloys) reacts with iron(III) chloride to form magnesium chloride and iron.  3Mg( s) + 2FeCl3( s) → 3MgCl2( s) + 2Fe( s)  A mixture of 41.0 g of magnesium ( molar mass = 24.31 g/mol) and 175 g of iron(III) chloride ( molar mass = 162.2 g/mol) is allowed to react. Identify the limiting reactant and determine the mass of the excess reactant present in the vessel when the reaction is complete.   A. Limiting reactant is Mg; 134 g of FeCl 3 remain.   B. Limiting reactant is FeCl 3; 87 g of Mg remain.   C. Limiting reactant is FeCl 3; 2 g of Mg remain.   D. Limiting reactant is Mg; 104 g of FeCl 3 remain.

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Magnesium (used in the manufacture of light alloys) reacts with iron(III) chloride to form magnesium chloride and iron. 
3Mg( s) + 2FeCl3( s) → 3MgCl2( s) + 2Fe( s) 
A mixture of 41.0 g of magnesium ( molar mass = 24.31 g/mol) and 175 g of iron(III) chloride ( molar mass = 162.2 g/mol) is allowed to react. Identify the limiting reactant and determine the mass of the excess reactant present in the vessel when the reaction is complete.

  A.

Limiting reactant is Mg; 134 g of FeCl 3 remain.
  B.

Limiting reactant is FeCl 3; 87 g of Mg remain.
  C.

Limiting reactant is FeCl 3; 2 g of Mg remain.
  D.

Limiting reactant is Mg; 104 g of FeCl 3 remain.
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