What is the wavelength,in nm,of light with an energy content of 550 kJ/mol?
A)0.218 nm
B)0.419 nm
C)157 nm
D)218 nm
E)6579 nm

Question

Quizplus · Accepted Answer

We can use the equation E = hc/λ, where h is Planck's constant, c is the speed of light, and λ is the wavelength. Rearranging this equation to solve for λ, we get λ = hc/E. Substituting the given values, we get λ = (6.626 x 10^-34 J s)(2.998 x 10^8 m/s)/(550000 J/mol) = 2.18 x 10^-7 m = 218 nm.

What Is the Wavelength,in Nm,of Light with an Energy Content