Titration practical Flashcards
1
Q
- Use pipette to…
A
transfer 25cm3 of alkali into a conical flask.
2
Q
Conical flask reduces…
A
the risk of splashing.
3
Q
- Add indicator such as…
A
methyl orange to alkali in the conical flask.
4
Q
- Place the conical flask on…
A
white tile, to see colour change more clearly.
5
Q
- Fill the…
A
buret with acid.
6
Q
- Add acid to alkali until…
A
the solution is neutral-change in colour. Swirl the solution to make sure that the acid and alkali mix.
7
Q
- Note down the volume…
A
of acid needed to neutralise the alkali.
8
Q
The volume of acid can be used to…
A
calculate the concentration of acid.