Why is Pure Water Most Soluble for AgCl?

AI Thread Summary
Silver chloride (AgCl) is most soluble in pure water due to the absence of competing ions that can affect its solubility. The solubility product constant (Ksp) for AgCl indicates that its dissolution is favored in a neutral environment without additional chloride or silver ions. In contrast, solutions like HCl and NaCl introduce extra chloride ions, which shift the equilibrium and reduce solubility. Ammonia can complex with silver ions, potentially increasing solubility, but pure water remains the optimal choice for maximum dissolution. Therefore, pure water is confirmed as the correct answer for the highest solubility of AgCl.
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Homework Statement


In which one of the following solutions is silver chloride the most soluble?

A) 0.181 M HCl B) 0.0176 M NH3 C) 0.744 M LiNO3 D) pure water E) 0.181 M NaCl

Homework Equations


the Ksp expression for the dissolution of AgCl is:

Ksp = [Ag+][Cl-]

The Attempt at a Solution



Could anyone please explain why the answer pure water is correct versus the other answers?

I have no idea why that is the answer.

Thanks in advance.
 
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Well --- I suspect you've picked up an errant text --- it's really supposed to be the ammonia solution.
 
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