# CHEMISTRY

What is the energy of a photon with a frequency of 3.5 X 10ˆ15 sˆ-1 in J/photon? In J/mol?

1. 👍
2. 👎
3. 👁
1. E = hf
E in joules.
h = Planck's constant
f = frequency in Hz

1. 👍
2. 👎

## Similar Questions

1. ### Physics

A photon has a frequency of 7.3 × 10–17 Hz. Planck’s constant is 6.63 × 10–34 J•s. The energy of the photon, to the nearest tenths place, is × 10–50 J.

2. ### PHYSICS HELP

A mercury atom drops from 8.82 eV to 6.67 eve. 1) What is the energy of the photon emitted by the mercury atom? 2) What is the frequency of the photon? 3)What is the wavelength?

3. ### physics

a) If a photon and an electron each have the same energy of 20.0 eV, find the wavelength of each. b) If a photon and an electron each have the same wavelength of 250 nm, find the energy of each. c) You want to study an organic

4. ### Physics

I need help solving this please! I think that for part (b) I can use energy and wavelength to solve for frequency and the one with the highest frequency is the most damaging, but I'm not sure what to do for part (a). You want to

1. ### Physics

The minimum frequency for the photoelectric effect of a zinc plate is 9.7 × 1014 Hz. What will be the kinetic energy of an ejected electron when a photon with a wavelength 200 nm (2.00 × 10 7 m) strikes it?

2. ### Chemistry

The equation for photon energy, , is where = 6.626×10−34 (Planck's constant) and = 3.00×108 (the speed of light). What is the wavelength, , of a photon that has an energy of = 3.99×10−19 ? How do go about solving this? I

3. ### Physics

Consider a single photon with a wavelength of λ, a frequency of ν, and an energy of E. What is the wavelength, frequency, and energy of a pulse of light containing 100 of these photons? A)100λ, 100ν, and E B)0.01λ, ν, and

4. ### physics

what is the wavelength of an X- ray photon with energy 10 keV?(10,000eV)? what is the frequency?

1. ### chemistry

Calculate the energy of a photon of electromagnetic radiation at each of the following frequencies. (A) 103.1 MHz (typical frequency for FM radio broadcasting) (B) 1015 kHz (typical frequency for AM radio broadcasting) (assume

2. ### chemistry

an electron jumps from energy level to energy level two by absorbing a photon of energy 8eV. What is the most likely energy of the photon that will be emitted by the electron when it moves back down to energy level one

3. ### Chemistry (Electrons in Atoms)

True or False. 1)Electrons give off light as they drop to lower energy levels. 2)Electrons travel around the nucleus as waves. 3)A photon of low frequency light has more energy than a photon of high frequency light. 4)Orbitals

4. ### Physics

The energy of a photon is directly proportional to its..... I think it may be frequency. Is that correct?