|Description||Aqueous solution of Hydrogen Chloride (HCl)|
|Appearance||Colourless to slightly yellowish liquid|
|Characteristic feature||Strong acid|
|Remarks||A component of the gastric acid (digestive system)|
Aqueous solution of hydrogen chloride (HCl) gas is called hydrochloric acid. Hydrochloric acid is a very strong acid. It hydrolyzes in water into H+ and Cl﹣. The pKa of hydrochloric acid is -6.0.
- Hydrogen Chloride Molecular Weight Calculation