3 Part One. The Predicate

Section III
Ex. 1. Make up short dialogues according to the example.

Example: — Why didn’t you come to the seminar yesterday?

— Because I’ve missed Dr. N’s lecture.

— I see. Having missed the lecture, you couldn’t take

part in the discussion.
Ex. 2. Respond to the following statements:

1. The process of dissolving a solid in a liquid is different from the process of dissolving a liquid in a liquid. 2. Solubility depends on a number of factors. 3. One can easily predict tlic solubility of a particular solute in a given solvent.

Ex. 3. Give detailed answers to the questions.

1. What is solubility? 2. What does the solubility of a substance depend on? 3. What is the difference between an ideal and nonidcal solution?

Ex. 4. Discuss the following topics:

1. Solubility of Liquids.

2. Solubility of Solids.

3. Factors Influencing Solubility.

P a r t S i x