1-Define molarity (M)
2-Define mole fraction (X) 
3-Define mass percent 
4-Define molarity (m) 
5-Expalin how the nature of solute and solvent affects their solubility 
6-Explain how the temperature affects the solubility of a solute in a solvent
7-Explain how the pressure affects the solubility of a solute in a solvent
8-Explain what the Raoult’s law states
9-What are colligative properties and how are they differ from a nonelectrolyte solution and an electrolyte solution?
10-Define who osmosis is and what osmotic pressure is.