The Titration of 80

question 156

Multiple Choice

The titration of 80.0 mL of an unknown concentration H₃PO₄ solution requires 126 mL of 0.218 mol L^-1 KOH solution. What is the concentration of the H₃PO₄ solution (in mol L^-1) ?

• A) 1.03 mol L^-1
• B) 0.343 mol L^-1
• C) 0.114 mol L^-1
• D) 0.138 mol L^-1
• E) 0.0461 mol L^-1

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