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A.「医者の博士」は、「ＭＤ．ｐｈＤ．」と表現します。「医師（＝ＭＤ）以外の、理学博士、工学博士」などは、「ｐｈＤ」と表現します。だから、「医師以外の博士」に対応するので、「鳩山さんは、いわゆる、工...
Q.0.10Mのフタル酸水溶液のpHを求める問題があるのですが、pH=(pKa-logC)で1.88になるそうです。ちなみに酸解離定数は書かれていません。wikiで調べると2.94,と5.41でした。
A.pH≒(pKa - logC)/2 は弱酸水溶液のpHを求める近似式、pH≒(pKa1 + pKa2)/2 は両性電解質水溶液のpHを求める近似式です。 フタル酸を「H2A」と表して、10cm^3
Q.酸性雨のph値についての質問です。 wikiでは『一般的に、雨の水素イオン濃度（pH）値が5.6以下であるときに酸性雨と呼ぶ。』と記述してありました。 では、環境省の『平成２４年度酸性雨 調...
A.環境省の『平成２４年度酸性雨調査結果について』の単位：μmolです μmolは溶液1 L中の溶質をそのモル数を使って表したもので、言えば水に含まれるいろんな物質の量をを表示するもので言えば水の汚れ