Potassium Chloride Is Used as a Substitute for Sodium Chloride

question 132

Multiple Choice

Potassium chloride is used as a substitute for sodium chloride for individuals with high blood pressure. Identify the limiting reactant and determine the mass of the excess reactant remaining when 7.00 g of chlorine gas reacts with 5.00 g of potassium to form potassium chloride.

• A) Chlorine is the limiting reactant; 1.14 g of potassium remain.
• B) Potassium is the limiting reactant; 2.00 g of chlorine remain.
• C) Potassium is the limiting reactant; 2.47 g of chlorine remain.
• D) Chlorine is the limiting reactant; 3.07 g of potassium remain.
• E) Potassium is the limiting reactant; 4.50 g of chlorine remain.

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