Have a 25l soln made up of 005m cl- 00002m br- and 0100m, Ask an Expert

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Have a 2.5L sol'n made up of 0.05M Cl-, 0.0002M Br-, and 0.100M CrO4. you slowly add drops of a 0.5M AgNO3 sol'n.
ksp for AgCl=1.8E-10, for AgBr=4E-13, and for Ag2CrO4=1.2E-12

(A) Which precipitates 1st, 2nd, and 3rd?

(B) When the third one to precipitate begins, what percent of the first two ions to precipitate still remain undissolved in the sol'n?

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