Răspunsuri

2014-07-29T19:24:28+03:00
CM=m KOH/(masa molara KOH * volum)
cM=0,056/(56*0,1)=>cM=0,01M=10 la -2
pOH=-lg [cM] = - lg 10 la -2 => pOH = 2
pG = 14-pOH = 14-2=12