what is mean hydrochloric acid ?
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Hydrochloric acid, also known as muriatic acid, is an aqueous solution of hydrogen chloride. It is a colorless solution with a distinctive pungent smell. It is classified as a strong acid. It is a component of the gastric acid in the digestive systems of most animal species, including humans.
Formula: HCl
Molar mass: 36.458 g/mol
Boiling point: -85.05 °C
Melting point: Concentration-dependent – see table
Structure and properties: Refractive index (n), Dielectric constant (εr), etc
Classification: Mineral acid
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