Question

Rhea while making a solution added one teaspoonful of salt, sand to half a cup of water in the beaker. After some time she added one more teaspoonful and stirred it. The salt dissolved. Again she added two more teaspoons of salt and stirred but to her surprise she found that the salt did not dissolve.
Why did salt not dissolve in the water?
How would she have avoided this condition?
Can she recover the salt?

Answer 1

Answer:

there is space between the molecules of water but by adding salt it concentration became high and intermolecular space is full so the salt is not dissolved

2)

he have to add more water

3)

by boiling the water get boiled at 100° celsius and the salt remains

Explanation:

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Answer 2

Answer:

The salt didn't disslove in the water because the water is saturated.

To avoid the she should have added the extra salt.

To recover the salt and more water in solution so it gets unsaturated