In the lab you studied the decomposition of peroxide in ACIDIC solution. If the

Question

In the lab you studied the decomposition of peroxide in ACIDIC solution. If the reaction is run under BASIC conditions a different result is obtained.

                                                I-      

        mL O2   produced                  .    

0.1M I-           0.9M H2O2    H2O                 0mL     2mL     4mL     6mL     8mL

-----------------------------------------------------------------------------------------------              

run 1    10.00mL          5.00mL            15.00mL          0s        60s      110s    162s    219s

run 2    10.00mL          10.00mL          10.00mL          0s        31s      60s      92s      111s

run 3    20.00mL          5.00mL            5.00mL            0s        32s      67s     88s      115s                      

Explanation / Answer

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