Suppose that there are typically 20 average-sized drops in 1.0 mL of an aqueous solution.
Will a precipitate form when 1 drop of 0.010 m NaCl(aq) is added to 10.0 mL of
(a) 0.0040 m AgNO3(aq);
(b) 0.0040 m Pb(NO3)2(aq)