Subjects
| Sections | |||
|---|---|---|---|
| Wavelength and Frequency | 18 mins | 0 completed | Learn |
| Diffraction vs Refraction | 5 mins | 0 completed | Learn |
| The Particle Nature of Light | 10 mins | 0 completed | Learn |
| Photoelectric Effect | 4 mins | 0 completed | Learn Summary |
| De Broglie Wavelength | 8 mins | 0 completed | Learn |
| Heisenberg Uncertainty Principle | 10 mins | 0 completed | Learn |
| Bohr Model | 23 mins | 0 completed | Learn |
| Introduction to Quantum Mechanics | 28 mins | 0 completed | Learn Summary |
| End of Chapter 7 Problems | 49 mins | 0 completed | Learn |
| Additional Practice |
|---|
| Electromagnetic Spectrum |
| Bohr and Balmer Equations |
| Wave Function |
| Dimensional Boxes |
How many photons are produced in a laser pulse of 0.528 J at 679 nm?
Since we have a value for wavelength, we will use the equation E=hv where E is energy, h is Planck's constant and v as frequency.
Frequency (v) can be solved by dividing the speed of light c by the wavelength in meters: v = c/λ
Enter your friends' email addresses to invite them:
Join thousands of students and gain free access to 46 hours of Chemistry videos that follow the topics your textbook covers.