KHCO3 + HCl → KCl + CO2 + H2O – Balanced equation

Or you want a quick look:

This is an acid-base reaction (neutralization): KHCO3 is a base, HCl is an acid.

This is a gas evolution reaction, CO2 is the formed gas.


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  • KHCO3Potassium hydrogen carbonate
    • Other names: Potassium bicarbonate , Potassium acid carbonate , KHCO3
    • Appearance: White crystals
  • HClChlorane , 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.]


  • KCl
    • Names: Potassium chloride , Sylvite , Muriate of potash
    • Appearance: White crystalline solid ; Colourless hygroscopic crystals
  • CO2
    • Names: Carbon dioxide , {{plainlist| , CO2
    • Appearance: Colorless gas ; Odourless colourless compressed liquefied gas ; Colorless, odorless gas. [Note: Shipped as a liquefied compressed gas. Solid form is utilized as dry ice.]
  • H2OWater, oxidane
    • Other names: Water (H2O) , Hydrogen hydroxide (HH or HOH) , Hydrogen oxide
    • Appearance: White crystalline solid, almost colorless liquid with a hint of blue, colorless gas
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