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$\begingroup$ I wish an image of the text would posted too in such cases. I'm guessing that by far the most probable explanation was that the OP just missed the flip in the log, but it is possible that the book was wrong. $\endgroup$
– MaxW
Commented May 10, 2020 at 21:43
1

$\begingroup$ Students can be further confused by the fact that $p=-log$. That is another headache. $\endgroup$
– ACR
Commented May 10, 2020 at 21:58
$\begingroup$ Good night. The acid is H2CO3, right? And the conjugats base is HCO3-. In this reaction H2CO3 -> H+ + HCO3- $\endgroup$
– Liz
Commented May 10, 2020 at 22:12
$\begingroup$ I put the image now $\endgroup$
– Liz
Commented May 10, 2020 at 22:15
$\begingroup$ @Liz, The solution in the white box is correct. See the equations I wrote, with negative sign with log, acid will be in numerator. $\endgroup$
– ACR
Commented May 10, 2020 at 22:30

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