Titration calculation
A student added 25cm3 of 0.150mol/dm3 of sodium hydroxide into a conical flask. They carried out
a titration using an unknown concentration of of citric acid. The results of the titration are shown
below. Calculate the concentration of the citric acid.
C6H807 + 3 NaOH
Volume of
C6H807
added in cm3
-
Titration 1
12.50
C6H507Na3 + 3 H2O
Titration 2
11.10
Titration 3
10.20
Titration 4
10.15
Titration 5
10.15