文档介绍：METTLERTOLEDO pH ! !"-#$%&'(())*+,- PDFcreatedwithpdfFactory Pro trialversion TLERTOLEDO !" !"-#$%&'()*+,-./ 01234 Tel 021-64850435-1521 e-@ 19 PDFcreatedwithpdfFactory Pro trialversion TLERTOLEDO ! ! PDFcreatedwithpdfFactory Pro trialversion TLERTOLEDO !"#pH? pH:;<= >?(H +) ***@A?(OH -) 1B $%&' $%&'pH pH ()*+ ()*+! ! PDFcreatedwithpdfFactory Pro trialversion TLERTOLEDO pH(,-. <=CDEFGBHIJKL pH = -log a H + a H + DEFGBMNDEFOBP<=QB,RL Sa H += f ([H +], T) PDFcreatedwithpdfFactory Pro trialversion TLERTOLEDO %/0,12 l>-<TUVWH +EF HCl H + +Cl - lA-<TUVWOH -EF NaOH Na + +OH - PDFcreatedwithpdfFactory Pro trialversion TLERTOLEDO 3,42 XYZEFHGBH[\]^E_KI I=(a H +)(a OH -)=10 -14(at 25 oC) `U<=CMUaFbcdefg H^E H 2O H ++ OH - PDFcreatedwithpdfFactory Pro trialversion DEFHGB (mol/L) DhiEFHGB (mol/L) >? 0123456 C? 7 A? 8910 11 12 13 14 1 pH567,89:; PDFcreatedwithpdfFactory Pro trialversion =-log a H + >?5a H + > a OH - a H + > 10 -7 MpH0~ C?5a H + = a OH - a H + = 10 -7 A?5a H + < a OH - a H + < 10 -7 - PDFcreatedwithpdfFactory Pro trialversion <=>?,pH( ***@A BC DE FGC H 2SO 4 %(1N) HCl %() 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 jkl ml no pqrp sU tuv>w xyp z> %() HCN %() {>w % () z|>} %() NH % () NH % ~(sat) NaOH4% PDFcreatedwithpdfFactory Pro trialversion