Question

Round off your answer to one decimal place.

Answer 1

Answer: 10.4

Explanation:

ph is just as follows:

$pH = -log[H_{3}O^{+}]$

So plugging in our concentration we get:

$-log(4.45*10^{-11})=10.35163999...$

Then rounding to one decimal place takes us to pH = 10.4