In: Chemistry
1. Explain in terms of ion concentrations and Ksp why a precipitate forms for some solutions.
2. When ammonia is added to a solution that has Cu(OH)2(s) precipitate in it, the precipitate dissolves. Use Le Châtelier’sprinciple to explain this.
3. Based on your observations, when a colour change occurs but no phase change occurs, what kind of reaction might have occurred?