Question

Molarity of the standard solution of sodium hydroxide = 0.11667 mol/L.
Volumes of NaOH(aq):
Rough
titration
First
titration
Second
titration
Third
titration
Fourth
titration
Final burette reading:
(mL)
26.33 41.98 25.89 42.57 28.81
Initial burette reading:
(mL)
11.13 27.01 10.88 27.36 13.79
Volume of NaOH(aq) titrated:
(mL)
1. When NaOH(aq) was added to H2SO4(aq), why was a precipitate NOT formed?
_______________________________________________________________________
At the end point of the titration, what substance changed its colour? ________________
Define a dilution: _______________________________________________________
Give a general dilution equation: ______________________________

Answer 1