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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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juejai juejai
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11 years ago
I have experimentally observed the pH of an unknown weak acid to be 2.94.  the volume used is 40 ml.
i need to find Ka.

can i do:
0.040 L x (0.00115 mol/L) = 0.000046 mol
and then assume 1 L so make it 0.000046 mol/L??

and then what?

but my equation is only HA = H+ + A-
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riotsriots
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11 years ago
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