potassium carbonate

American  

noun

Chemistry.

1. a white, granular, water-soluble powder, K 2 CO 3 , used chiefly in the manufacture of soap, glass, and potassium salts.

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potassium carbonate British  

noun

1. a white odourless substance used in making glass and soft soap and as an alkaline cleansing agent. Formula: K 2 CO 3

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Etymology

Origin of potassium carbonate

First recorded in 1880–85

Example Sentences

Produced by a Samsung subsidiary called Cheil Worldwide, the vase works using an outer chamber filled with potassium carbonate, that quickly cools and suppresses oxygen when the vase is smashed.

From The Verge • Mar. 28, 2019

Acetic acid reacts with potassium carbonate according to the following equation:

From Textbooks • Feb. 14, 2019

The greater the weight of potassium carbonate added to reach the point where the bubbling ended, the more concentrated the vinegar.

From Textbooks • Feb. 14, 2019

In brief, 18.90 g of 1,5-diaminopentane and 82.35 g of anhydrous potassium carbonate were added to 450 ml of 2-butanone in a three-neck round-bottom flask.

From Nature • Mar. 14, 2017

Agitate distillate with dry potassium carbonate, and draw off some of the supernatant fluid for testing.

From Aids to Forensic Medicine and Toxicology by Robertson, W. G. Aitchison (William George Aitchison )