Question

3. In two beakers (A and B) 50 ml water of about 70 C each is taken. Then in beaker A, 50 ml
of water of about 30 C is added and after 5 minutes, in beaker B, 50 ml of water of about 30 °C
is added. What would observe if the temperatures of both beakers recorded immediately?
Why?​

Answer 1

Answer: Given below:

Explanation:

(a) No, the amount of salt and sugar dissolved in water will not be the same

at the same temperature.

(b) On cooling the content of the beakers, crystals of salt and sugar will appear. This is because solubility of a solid decreases with decrease in temperature.