Silver Salts Are Used in Black-And-White Photography

Multiple Choice

Silver salts are used in black-and-white photography.Ag⁺ ions left in developing solutions are often collected by precipitation reactions.A 4.5 L bottle of a developing solution was treated with an excess of sodium chloride, and 2.86 g of dry silver chloride was collected.What was the molar concentration of the silver ions in the developing solution?

A) 2.9 M
B) 5.9 *10^-3 M
C) 2.9 * 10^-3 M
D) 4.4 *10^-3 M
E) 4.4 M