النتائج (
العربية) 1:
[نسخ]نسخ!
can be divided into various species if inflection points are knownphenolphthalein alkalinity hydroxide and ½ carbonate neutralized) occurs whensufficient acid has been added to lower pH to 8.3 -- solution goes pink carbonate actually converted to bicarbonate (by pH 7)additional acid to reduce pH 8.3 to 4.5 neutralizes remaining ½ carbonate (alreadyconverted to bicarbonate) and the bicarbonate -- solution turns orange
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