Saturday
March 28, 2015

Homework Help: ap chem

Posted by lily on Saturday, October 13, 2007 at 3:53pm.

How do you set this problem up?

A laser emits at a wavelength 987 nm. all of its output energy is absorbed in a detector that measures a total energy of .52 joules over a period of 52 seconds. how many photons per second are being emitted by the laser?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Physics - A laser used to weld detached retinas emits light with a wavelength of...
chem 115 - The first ionization energy is the energy necessary to completely ...
chemistry - How do you do this problem, I want to know how to set it up for a ...
Chemistry - "The sun emits UV radiation that can have serious health ...
Science ENGR - Consider a laser which emits photons with a wavelength of 1.55 ...
chem - How much energy, in joules, must be absorbed to convert to Na all the ...
Physics - A helium-neon laser emits light of wavelength 633 nanometers(nm). ...
Physics - A laser source emits lights of wavelength 62100m and has an output of ...
chemistry - "The sun emits UV radiation that can have serious health ...
physics - a ruby laser emits light at wavelength 694.4nm. if a laser pulse is ...

Members