![Worked example: Calculating the pH after a weak acid–strong base reaction (excess acid) (video) | Khan Academy Worked example: Calculating the pH after a weak acid–strong base reaction (excess acid) (video) | Khan Academy](https://cdn.kastatic.org/ka_thumbnails_cache/e5576b53-2b38-40f5-8df0-132dc7cf20a0_1280_720_base.png)
Worked example: Calculating the pH after a weak acid–strong base reaction (excess acid) (video) | Khan Academy
3mL of a strong acid solution of pH=3 is mixed with 2mL of strong base solution of pH=11.What is the pH of new solution? Log(2)=0.301, log(5)=0.699.
![ph - Why is the gradient of the curve of a strong base titrated with strong acid small up until equivalence? - Chemistry Stack Exchange ph - Why is the gradient of the curve of a strong base titrated with strong acid small up until equivalence? - Chemistry Stack Exchange](https://i.stack.imgur.com/6cCZ7.gif)
ph - Why is the gradient of the curve of a strong base titrated with strong acid small up until equivalence? - Chemistry Stack Exchange
![General Chemistry Online: FAQ: Acids and bases: How can strong and weak acids be distinguished using indicators? General Chemistry Online: FAQ: Acids and bases: How can strong and weak acids be distinguished using indicators?](https://antoine.frostburg.edu/chem/senese/101/acidbase/images/strong-vs-weak.gif)