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October 31, 2014

Homework Help: chemistry (acid-ionization constant)

Posted by Lily on Monday, August 9, 2010 at 7:21pm.

A 0.942 M sample of carbonic acid, H2CO3, has a measured hydronium ion concentration of 6.36 104 M. Calculate the acid-ionization constant of carbonic acid. The equilibrium equation is:
H2CO3(aq) + H2O(l) <--><--> H3O+(aq) + HCO-3(aq)

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