# The #K_sp# of #Al(OH)_3# is #2*10^-32#. At what pH will a 0.9 M #Al^(3+)# solution begin to show precipitation of #Al(OH)_3#?

##### 1 Answer

Feb 18, 2017

#### Explanation:

Solution

Write the disassociation equation

The Ksp expression

Plug in the Ksp expression

Solve for

x =

Now calculate