How Many Moles of Potassium Iodide, KI, Are Required to Precipitate

question 101

Multiple Choice

How many moles of potassium iodide, KI, are required to precipitate all of the lead(II) ion from 50.0 mL of a 1.2 M Pb(NO₃) ₂ solution? (First, write a balanced equation for the reaction.)

• A)0.12 mole
• B)0.060 mole
• C)0.24 mole
• D)0.030 mole
• E)0.048 mole

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