Solvay process is not used for the manufacture of potassium carbonate, because of the reason that potassium bicarbonate

A. Is prone to thermal decomposition

B. Has high water solubility and is unstable

C. Is soluble in ammonium chloride and potassium chloride solution

D. All (A), (B) and (C)

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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