Chemistry? - Freemason Hirams Travels Masonic Forums

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04-25-2008, 02:40 PM

Amy

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Chemistry?

Consider the following equilibria in 0.10 mol dm^-3 carbonic acid:

H2CO3 H+ + HCO3^-
HCO3^- H+ + CO3^2-

Which species is present in the highest concentration?

a. H2CO3
b. H+
c. HCO3^ -
d. CO3^ 2-

How do you do this? I think the answer is C but I'm not quite sure. Thank you in advance for any help.

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