Question

define hydrochloric acid

Answer 1

Answer:

Hydrochloric acid or muriatic acid is a colorless inorganic chemical system with the formula HCl. Hydrochloric acid has a distinctive pungent smell. It is classified as strongly acidic and can attack the skin over a wide composition range, since the hydrogen chloride completely dissociates in an aqueous solution. 

Formula: HCl

Molar mass: 36.46 g/mol

Structure and properties: Refractive index (n), Dielectric constant (εr), etc

NFPA 704 (fire diamond): 0 3 1ACID

Boiling point: Concentration-dependent – see table

UN number: 1789

Answer 2

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: an aqueous solution of hydrogen chloride HCl that is a strong corrosive irritating acid, is normally present in dilute form in gastric juice, and is widely used in industry and in the laboratory.

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