The aldol reaction is ALWAYS a reaction between [ Select ] . For best results, one of the two starting reagents will have [ Select ] . Flag question: Question 2 Question 21 pts A self-aldol or crossed aldol reaction REQUIRES a(n) . Group of answer choices

You are making a solution of calcium chloride dissolved in water. you add solid, stir, and it dissolves. you add just a spatula tip full, stir, and the solid does not dissolve. how could you describe the solutions before and after adding the spatula tip amount