CaCO3 (s) + 2 HCl (aq) → CaCl2 (aq) + H2O (l) + CO2 (g)
This is an acid-base reaction (neutralization): CaCO3 is a base, HCl is an acid.
Reactants:
- CaCO3 – Calcium carbonate
- HCl – Chlorane
, Hydrogen chloride
- Other names: Hydrochloric acid
, M
, Uriatic acid
- Appearance: Colorless, transparent liquid, fumes in air if concentrated
; Colorless gas
; Colourless compressed liquefied gas with pungent odour
; Colorless to slightly yellow gas with a pungent, irritating odor. [Note: Shipped as a liquefied compressed gas.]
- Other names: Hydrochloric acid
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