What is the formula to calculate the energy of a photon based on its frequency?
Dual Nature of Light

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Chemistry
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9th - 12th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
Back
E = h * f, where E is energy, h is Planck's constant (6.626 x 10^-34 J·s), and f is frequency.
2.
FLASHCARD QUESTION
Front
How do you convert wavelength from nanometers to meters?
Back
To convert from nanometers to meters, divide the value in nanometers by 1,000,000,000 (or multiply by 10^-9).
3.
FLASHCARD QUESTION
Front
What is the relationship between wavelength and frequency in electromagnetic radiation?
Back
The relationship is given by the equation c = λ * f, where c is the speed of light (approximately 3.00 x 10^8 m/s), λ is wavelength, and f is frequency.
4.
FLASHCARD QUESTION
Front
What happens to the energy of photons as the frequency increases?
Back
As the frequency increases, the energy of the photons also increases.
5.
FLASHCARD QUESTION
Front
What is the energy of a photon with a frequency of 4.5 x 10^18 Hz?
Back
The energy is approximately 2.98 x 10^-15 joules.
6.
FLASHCARD QUESTION
Front
What is the frequency of light emitted by an argon ion laser at a wavelength of 488 nm?
Back
The frequency is approximately 6.14 x 10^14 Hz.
7.
FLASHCARD QUESTION
Front
How does the energy of shorter waves compare to that of longer waves?
Back
Shorter waves have higher energy, while longer waves have lower energy.
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