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Polyprotic Acids

Posted: Fri Jan 18, 2019 12:38 am
by Briana Yik 1H
Do we always disregard the second equation of polyprotic acids when calculating concentrations?

Re: Polyprotic Acids

Posted: Fri Jan 18, 2019 1:48 am
by Mona Lee 4L
Not always. For example, you use Ka2 for H2SO4 because Ka1 is very strong. However, in most cases, you can disregard the second because it is much smaller and basically insignificant.