njit
posted by carl on .
please life saver i am taking a quiz now can some one help me with this pleeeeeeeaaaaaaaaassssssseeee
Calculate the pH of 0.175 M phosphoric acid (H3PO4, a triprotic acid). Ka1 = 7.5 x 103, Ka2 = 6.2 x 108, and Ka3 = 4.8 x 1013.

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i did it but i can't find the right answer i tried several times but i cant get the result please help me out

keep trying

trying to cheet ha

how do you do this problem, I have a similar homework problem