Answer
The pH of the solution is 11.38, and its pOH is 2.62
Work Step by Step
$pOH = -log[OH^-]$
$pOH = -log( 2.4 \times 10^{- 3})$
$pOH = 2.62$
$pH + pOH = 14$
$pH + 2.62 = 14$
$pH = 11.38$
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