3- A solution containing a mixture of 0.207 M NaBr and 0.0870 M NaCl was treated with AgNO3. Calculate the % of the bromide ion present when the chloride begins to precipitate. Ksp AgCl = 1.77 x 10 10 , Ksp AgBr = 5.35 x 10 13

3- M NaBr 0.207 M NaCl 0.0870 ,AgNO. % K, MgCI = 1,77x10", K Mg Br = 5.35 1011