[Solved] The Ph of 0

Question 65
Multiple Choice

The pH of 0.010 M H3PO4(aq)is 2.24; estimate the concentration of PO43 in the solution.For H3PO4,the values of Ka1,Ka2,and Ka3 are 7.6 103,6.2 108,and 2.1 1013,respectively.

A)5.8 103 M
B)2.1 1013 M
C)7.6 103 M
D)6.2 108 M
E)2.3 1018 M

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