Question 256752

A mixture is first made of 150 cm3 of a 0.200–3 solution of silver nitrate and ycm3 of a 2.50–3 solution of potassium cyanide. Thereafter, 100 cm3 of a 0.120─3 solution of potassium chloride is added to this mixture and the resulting solution is diluted to 2.00 dm3 . Calculate the value of y that will just prevent the precipitation of silver chloride.

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