单词	sodium carbonate
释义	sodium carbonate /ˌsəʊdɪəm ˈkɑːbənət / noun [mass noun] A white alkaline compound with many commercial applications including the manufacture of soap and glass. Also called washing soda. Chemical formula: Na2CO3. Holmes returned to his bench and quickly replaced the hydrochloric acid, sulphuric acid, and sodium carbonate to their proper storage locations.... Heating and agitation, after the introduction of sodium carbonate, precipitated calcium carbonate, and waste material settled. At temperatures above 300°F, sodium bicarbonate decomposes into sodium carbonate (a more stable substance), water, and carbon dioxide.
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