Homework Help: college chemistry

Posted by kat on Sunday, February 17, 2013 at 8:50pm.

Assuming that 9.0\% of the energy output of a 65W lightbulb is visible light and that the average wavelength of the light is 550 {\rm nm}, how many photons are emitted by the lightbulb each second?

college chemistry - bobpursley, Sunday, February 17, 2013 at 9:37pm
Number photons*energy each=.09(65)

energy each=hf=h*c/lambda
college chemistry - Danillo, Tuesday, March 19, 2013 at 1:56am
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