Weak acids ionize partly ( ionize ) in water to give hydrogen ion.
弱酸在水中部份电离 ( 电离 ),放出氢离子.
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PH value: Self defines the negative logarithm being hydrogen ion concentration.
PH值: 本身定义是氢离子浓度的负对数.
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Potassium is in competition with hydrogen ion for renal tubular excretion in exchange for sodium ion.
钾离子和氢离子在肾小管排泄中相互竞争和钠离子交换.
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