Review Constants | Periodic Tab The iodine molecule can be photodissociated (broken apart with light) into iodine atoms in the gas phase with light of wavelengths shorter than about 792 nm A 110 0 ml glass tube contains 426 mtorr of gaseous iodine at 15.0 °C Part A What minimum amount of light energy must be absorbed by the iodine in the tube to dissociate 16 0 % of the molecules? Express your answer with the appropriate units. > View Available Hint(s) E Value Units Submit

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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### Chapter 8 Problem Set

#### Exercise 8.89 - Enhanced with Feedback and Hints

**Scenario:**
The iodine molecule can be photodissociated (broken apart with light) into iodine atoms in the gas phase with light of wavelengths shorter than about 792 nm. A 100 mL glass tube contains 4.26 mL of gaseous iodine at 15.0 °C.

**Part A:**
What minimum amount of light energy must be absorbed by the iodine in the tube to dissociate 16.0% of the molecules?

- Express your answer with the appropriate units.

**Input Section:**
- View Available Hints (link option)
- Input fields for value and units
- Submit button

**Navigation:**
- Link to "Review" and "Constants | Periodic Table"
- Navigation buttons: "Provide Feedback", "Next"

*There are no graphs or diagrams included in the problem.*
Transcribed Image Text:### Chapter 8 Problem Set #### Exercise 8.89 - Enhanced with Feedback and Hints **Scenario:** The iodine molecule can be photodissociated (broken apart with light) into iodine atoms in the gas phase with light of wavelengths shorter than about 792 nm. A 100 mL glass tube contains 4.26 mL of gaseous iodine at 15.0 °C. **Part A:** What minimum amount of light energy must be absorbed by the iodine in the tube to dissociate 16.0% of the molecules? - Express your answer with the appropriate units. **Input Section:** - View Available Hints (link option) - Input fields for value and units - Submit button **Navigation:** - Link to "Review" and "Constants | Periodic Table" - Navigation buttons: "Provide Feedback", "Next" *There are no graphs or diagrams included in the problem.*
Expert Solution
Step 1

Given that :

The wavelength of light=792 nmVolume of glass tube=110.0 mLPressure of iodine=42.6 mTorrTemperature=15°C

We have to calculate the amount of light energy absorbed by the iodine to dissociate 16.0 % of the molecules.

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