1. What is a solution? Name the types of solutions you know!

2. List the types of concentrations used to determine the amount of solute in a solution!

3. What methods are used in the preparation of a 0.1 M NaCl stock solution and a 0.01 M NaCl solution? Explain!

4. List the similarities and differences shown in Table 1. Why do you think this is the case?

5. Based on the experimental data, what is your definition of the colligative properties of solutions?

6. Based on the data in Table 1, which one has the largest increase in boiling point (∆Tb)? Why is that?

7. What factors influence the increase in the boiling point of a solution based on the experimental data?

8. Classify the substances used in the experiment (sugar, urea, and NaCl) into electrolyte and non-electrolyte solutions. Provide your reasoning!

Write down the conclusion of your answer!