二に塩えん基き酸さん

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Meanings

1

noun

dibasic acid

chemistry

Chemistry term for an acid that can donate two protons (hydrogen ions) per molecule.

二two, two radical (no. 7)

塩salt

基fundamentals, radical (chem), counter for machines

酸acid, bitterness, sour

一いち塩えん基き酸さん
Monobasic acid; donates one proton per molecule, unlike 二塩基酸 which donates two.
多た塩えん基き酸さん
Polybasic acid; a more general term for acids that can donate multiple protons.

Compound of 二 (two) + 塩基 (base) + 酸 (acid), reflecting the acid's ability to react with two equivalents of a base.