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Calculate the pH at the equivalence point in titrating 0.034 M solutions of each of the...

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Chemistry

Calculate the pH at the equivalence point in titrating 0.034 Msolutions of each of the following with 0.093 M NaOH. (a) periodicacid (HIO4) pH = (b) hydrocyanic acid (HCN), Ka = 4.9e-10 pH = (c)arsenous acid (H3AsO3), Ka = 5.1e-10

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3.6 Ratings (257 Votes)
a 0034 M HIO4 with 0093 M NaOH HIO4 is a strong acid and NaOH is a strong base Therefore at equivalence point pH 7 b 0034 M HCN Ka 49 x 1010 with 0093 M NaOH NaOH HCN NaCN H2O    See Answer
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