Practice question · Numerical answer
A solution has at 25 °C. Compute its pH.
Hints
- pH and pOH sum to 14 at 25 degrees Celsius.
- Compute 14 - 4.5.
Show the answer
9.5 (answers within ±0.05 count)
Why
. The relation follows directly from , and it holds only at 25 °C because varies with temperature.
Practise Acids, Bases and pH
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