Question

The substance which can be used as a drying as well as dehydrating agent is ______.

Options

• conc. H₂SO₄

• conc. HNO₃

• conc. HCl

• conc. H₂CO₃

Answer 1

The substance which can be used as a drying as well as dehydrating agent is `bbunderline{conc. H_2SO_4}`.

Explanation:

Concentrated sulphuric acid can act as both a drying agent and a dehydrating agent. It removes moisture from gases and also removes chemically combined water from substances such as sugar.