16.2 measuring reaction rates

Question 1

which 6 ways could be used to measure reaction rates?

Answer 1

1- gas syringe
2- change of mass
3- titrating samples of reaction mixtures
4- colourimetry
5- electrical conductivity
6- optical activity

Question 2

what is the ice water used in titrating samples?

Answer 2

quench & stop reaction mixture to obtain sample