February 23, 2017

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:

Related Questions

More Related Questions