Problem: Calculate the acid ionization constant (Ka) for the acid.A 0.180 M solution of a weak acid (HA) has a pH of 2.94.

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Reaction: HA(aq) + H2O(l)  H3O+(aq) + A(aq)


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Calculate the acid ionization constant (Ka) for the acid.

A 0.180 M solution of a weak acid (HA) has a pH of 2.94.

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