Objective: To observe the solubility of salt and sugar in water and to learn the importance of water as a solvent. Learning outcomes - students will be able to: 1. Define solubility 2. Identify the solute and the solvent in a solution 3. Prepare both saturated and unsaturated solutions of salt and sugar in water 4. Compare the solubility of salt and sugar in water 5. Demonstrate the effect of temperature on the solubility of salt and sugar in water 6. Describe the role of water as a solvent 7. Give examples of dissolved gases in water 8. Show that an increase in temperature decreases the solubility of gases in water 9. State some processes inside the human body that occur in the presence of water 10. Explain the importance of water for plants