5.)Part B
Calcium sulfate, CaSO4, has a Ksp value of7.10×10−5 . What happens when calcium and sulfatesolutions are mixed to give 2.00×10−3M Ca2+ and3.00×10−2M SO42−?
Calcium sulfate, , has a value of 7.10×10−5 . Whathappens when calcium and sulfate solutions are mixed to give2.00×10−3 and 3.00×10−2 ?
| A.) | A precipitate forms because Q>Ksp. |
| B.) | A precipitate forms because Q<Ksp. |
| C.) | No precipitate forms because Q>Ksp. |
| D.) | No precipitate forms because Q<Ksp. |
6.)Part A
The addition of which of the following substances will notaffect the existing equilibrium in a HF solution?
7.)Part A
Calculate the pH of a solution that is 0.27 M in HF and 0.11 Min NaF.
Express your answer using two decimal places.
