What are drying or desiccating agents? Give examples
These are substances that can readily absorb moisture from other substances without chemically reacting with them.
Examples: Phosphorous pentoxide (P2O5), quick lime (CaO)
What are artificial sweetening agents? Give two examples.
Calcium oxide and phosphorus pentoxide are very good drying agents but they are not used to dry HCl gas. Give reasons for each.
What do you mean by drying or desiccating agents