Imagine you are doing an experiment given below and answer the following questions.
Experiment: In a drinking glass, dissolve one tablespoon of salt in water until no more salt dissolves. Another drinking glass will hold pure water. Submerge a fresh tomato in each drinking glass. Note the appearance of the tomatoes. From time to time, inspect how the tomatoes look. Record your observation.
Questions:
1. What have you observed?
2. What colligative property is exhibited here?
3. Why did this happen?