Problem: At 40°C, H2O2(aq) will decompose according to the following reaction:2H2O2 (aq) → 2H2O (l) + O2 (g)The following data were collected for the concentration of H 2O2 at various times.a. Calculate the average rate of decomposition of H 2O2 between 0 and 2.16 x 104 s. Use this rate to calculate the average rate of production of O2(g) over the same time period. 

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FREE Expert Solution
FREE Expert Solution

We are asked to calculate the average rate of decomposition of H2O2 and O2 in the given reaction: 

2 H2O2 (aq) → 2 H2O (l)   +   O(g)


We’re given the following data:

Time (s)

[H2O2] (mol/L)

0

1.000

2.16 × 104

0.500

4.32 × 104

0.250


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Problem Details

At 40°C, H2O2(aq) will decompose according to the following reaction:

2H2O(aq) → 2H2O (l) + O2 (g)

The following data were collected for the concentration of H 2O2 at various times.

a. Calculate the average rate of decomposition of H 2O2 between 0 and 2.16 x 104 s. Use this rate to calculate the average rate of production of O2(g) over the same time period. 

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Based on our data, we think this problem is relevant for Professor Tezcan's class at UCSD.

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Our data indicates that this problem or a close variation was asked in Chemistry: An Atoms First Approach - Zumdahl 2nd Edition. You can also practice Chemistry: An Atoms First Approach - Zumdahl 2nd Edition practice problems.