Problem: A photon of ultraviolet (UV) light possesses enough energy to mutate a strand of human DNA. What is the energy of a single UV photon and 1 mole of UV photons having a wavelength of 25 nm? 1 mol UV photons = 6.022 x 1023 UV photons.

🤓 Based on our data, we think this question is relevant for Professor Rosenzweig's class at UCLA.

FREE Expert Solution

E=hv (1)

where:

h = Planck’s constant (6.626 × 10–34 J • s)

v = frequency (in s–1)


λ=cv (2)

where:

c = speed of light (3.0 × 108 m/s)


E=hcλ (3)

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Problem Details

A photon of ultraviolet (UV) light possesses enough energy to mutate a strand of human DNA. What is the energy of a single UV photon and 1 mole of UV photons having a wavelength of 25 nm? 1 mol UV photons = 6.022 x 1023 UV photons.

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the The Particle Nature of Light concept. You can view video lessons to learn The Particle Nature of Light. Or if you need more The Particle Nature of Light practice, you can also practice The Particle Nature of Light practice problems.

What professor is this problem relevant for?

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

What textbook is this problem found in?

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.