Question

(d) Name two crystalline substances which do not contai
water of crystallisation.
9. Normally, solubility of a crystalline solid increases wi
temperature. Does it increase uniformly in all cases ? Nar
a substance whose solubility :
(i) increases rapidly with temperature.
(ii) increases gradually with temperature.
(iii) increases slightly with temperature.
(iv) decreases with rise in temperature.
0. In which of the following substances will there be :
lat increases in mass(by decreases in mass
no change in mass when they are exposed to ai
rbonate crystals (ii) Table salt
Ist​

Answer 1

Answer:

Sodium chloride and potassium nitrate are the two crystalline substance which does not contain water of Crystallization. Substances that contain water of crystallization are called hydrated substance while the substances which does not contain water of crystallization are called anhydrous substances.