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Hydrogen peroxide, H₂O₂ (aq), decomposes to H₂0 (1) and O₂ (g) in a reaction that is first order in H₂O₂ and with a rate constant k = 1.06 x 10³ min¹ at a given temperature. Calculate half life. What will be concentration after 30 min if one starts with 0.50 M solution?

Hydrogen peroxide, H₂O₂ (aq), decomposes to H₂0 (1) and O₂ (g) in a reaction that is first order in H₂O₂ and with a rate constant k = 1.06 x 10³ min¹ at a given temperature. Calculate half life. What will be concentration after 30 min if one starts with 0.50 M solution?

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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3. Hydrogen peroxide, H₂O₂ (aq), decomposes to H₂0 (1) and O₂ (g) in a reaction that is first order in H₂O₂ and with a rate constant k = 1.06 x 103 min¹ at a given temperature. Calculate half life. What will be concentration after 30 min if one starts with 0.50 M solution?
Transcribed Image Text:3. Hydrogen peroxide, H₂O₂ (aq), decomposes to H₂0 (1) and O₂ (g) in a reaction that is first order in H₂O₂ and with a rate constant k = 1.06 x 103 min¹ at a given temperature. Calculate half life. What will be concentration after 30 min if one starts with 0.50 M solution?
Expert Solution
Step 1

Given:

The decomposition of H2O2 is first order in H2O2.

Rate constant, k = 1.06 × 10-3 min-1

We have to calculate the half-life.

Also, we have to find the concentration after 30 min if one starts with 0.50 M solution.

 

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