In the process of separating Pb 2 ions from Cu 2 ions as sparingly soluble iodates, what is the Pb 2 concentration when Cu 2 just begins to precipitate as sodium iodate is added to a solution that is initially 0 0010 m Pb(NO 3 ) 2 (aq) and 0 0010 m Cu(NO 3 ) 2 (aq) ...

In the process of separating Pb 2+ ions from Cu 2+ ions as sparingly soluble iodates, what

Question:

In the process of separating Pb²⁺ ions from Cu²⁺ ions as sparingly soluble iodates, what is the Pb²⁺ concentration when Cu²⁺ just begins to precipitate as sodium iodate is added to a solution that is initially 0.0010 m Pb(NO₃)₂(aq) and 0.0010 m Cu(NO₃)₂(aq)?