Question

E. Match the columns.
1.Universal solvent
a. Calcium oxide
b. Calcium bicarbonate
c. Water
d. Phosphorus pentoxide
2. Desiccant
3. Hygroscopic salt
4. Magnesium sulphate heptahydrate
5. Temporary hardness of water
6. Anhydrous substance
e. Potassium nitrate
f. Hydrated substance
g. Magnesium oxide​

Answer 1

Answer:

1. Universal Solvent - c. Water

2. Desiccant - d. Phosphorus Pentoxide

3. Hygroscopic Salt - f. Hydrated Substances

4. Magnesium sulphate heptahydrate - Magnesium Oxide

5. Temporary hardness of water - b. Calcium Bicarbonate

6. Anhydrous substance - a. Calcium Oxide