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pH calculations and Ka

Calculate the Ka of a 0.05 mol/dm^3 solution of a weak acid with a pH of 2.38 and hence identify the acid.

how do I identify the acid? My answer came to 3.48 x10^-4
Sorry you've not had any responses about this. :frown: Are you sure you've posted in the right place? :smile: Here's a link to our subject forum which should help get you more responses if you post there. :redface:


Just quoting in Danny Dorito so she can move the thread if needed :wizard:

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