Lead Ions Can Be Precipitated from Aqueous Solutions by the Addition

Multiple Choice

Lead ions can be precipitated from aqueous solutions by the addition of aqueous iodide:
(aq) +
(aq) →
(s)
Lead iodide is virtually insoluble in water so that the reaction appears to go to completion.How many millilitres of 3.550 mol L^-1 HI(aq) must be added to a solution containing 0.700 mol of
To completely precipitate the lead?

A) 2.54 × 10^-3 mL
B) 394 mL
C) 197 mL
D) 0.197 mL
E) 0.394 mL