The different lengths of time needed to achieve the starch/iodine complex shows the effect of temperature on reaction rates. Reactions A1-A3 dominate (A3 is very fast) until all HSO3- is consumed. I3- ...

JON CHASE:'Chemical reactions ... ways to increase the rate of a reaction. The effect of concentration is demonstrated using an iodine clock reaction. The effect of temperature is demonstrated ...

A student wants to investigate the effect of changing the temperature on the rate of this reaction. Devise a method the student could use to find out how the time taken for the precipitate of ...