acids是什么意思_acids翻译英文怎么读( 二 )


+acidity1 . 酸度
... 33什么是水的酚酞碱度,phenolphthalein alkalinity, 34简述酸度,acidity, 35简述水中有机物,orgenic mass, 36简述生物化学需氧量,bi.
百科 【acids是什么意思_acids翻译英文怎么读】An acid (often represented by the generic formula HA [H<sup>+</sup>A<sup>&#8722;</sup>]) is traditionally considered any chemical compound that, when dissolved in water, gives a solution with a hydrogen ion activity greater than in pure water, i.e. a pH less than 7.0. That approximates the modern definition of Johannes Nicolaus Br&#248;nsted and Martin Lowry, who in