#### Answer

$13.60$

#### Work Step by Step

We know that $PH+POH=PK_w$
$\implies PH+POH=-log(2.5\times 10^{-14})=13.60$

Published by
Cengage Learning

ISBN 10:
1-28505-137-8

ISBN 13:
978-1-28505-137-6

$13.60$

We know that $PH+POH=PK_w$
$\implies PH+POH=-log(2.5\times 10^{-14})=13.60$

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