noun
a substance that is a white, crystalline, water-soluble powder used in baking soda, effervescent salts, and as an antacid
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The chemical reaction between acid sodium carbonate and water produces carbon dioxide gas.
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Mixing acid sodium carbonate with water makes bubbles!
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When you add acid sodium carbonate to water, it fizzes up like crazy!
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Adding acid sodium carbonate to the situation only made things more complicated.