........AB3 ==>A + 3B^3-
I......solid...0....0
C....solid...0.039..3*0.039
E....solid...0.039..0.117
Ksp = (A)(B^3-)^3
Substitute the E line into Ksp and solve.
At 25 °C only 0.0390 mol of the generic salt AB3 is soluble in 1.00 L of water. What is the Ksp of the salt at 25 °C?
1 answer