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NaCl and AgNO_3 are two examples of salts which are highly soluble in water whil

ID: 1067854 • Letter: N

Question

NaCl and AgNO_3 are two examples of salts which are highly soluble in water while their reaction product, AgCl is not. For both NaC1 and AgNO_3 two solutions with a concentration of 1.0.10^-5 M are prepared. One set of the reactants is kept at 25 degree C and the other at 100 degree C. The solubility of AgCl. in water, is 0.0020 g/L at 25 degree C and 0.022 g/L at 100 degree C. Which scenario can be observed. when mixing the reactants at the two temperatures? AgCl is not precipitated at neither 25 degree C or at 100 degree C AgCl is precipitated at 25 degree C but not at 100 degree C AgCl is precipitated at 100 degree C but not at 25 degree C AgCl is precipitated at both 25 degree C and at 100 degree C Not AgCl but both NaCl and AgNO_3 will precipitate when mixing

Explanation / Answer

AgCl will precipitate in both cases

Since solubility is too low compared to the amount of Ag+ and Cl- added

so

choose C