What happens when a solution becomes saturated?

What diagram shows the ionic compound of magnesium oxide

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?

Draw the lewis dot structure for each of the following polyatomic ions