Iron(III) chloride is reduced by tin(II) chloride.

the concentration of Fe3+ ion at the beginning of an experiment was 0.03586M. After 4.00 min it was 0.02638M. What is the average rate of reaction of FeCl3 in this time interval?

Can someone help me figure this one out please

3 answers

worked th same way as change in molarity per 60 sec above.
so it would be .00948/240

right
Yes