Homework Help: Chemistry

Posted by Anonymous on Sunday, March 17, 2013 at 11:59pm.

Calculate the concentration of ions in the following saturated solutions.

(a) [I −] in AgI solution with [Ag+] = 8.1 10-9 M

(b) [Al3+] in Al(OH)3 solution with [OH −] = 1.8 10-9 M

Chemistry - DrBob222, Monday, March 18, 2013 at 1:15am
a)
AgI ==> Ag^+ + I^-

Ksp = ? = (Ag^+)(I^-)
Substitute Ksp and Ag^+ and solve for I^-

In b don't forget to cube the OH^-

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