What is the wavelength in meters for light having a frequency of 2.40 X 10ˆ12 sˆ-1? What portion of the electromagnetic spectrum does this belong?

Answer 1

c = fw
c = speed of light = 3E8 m/s
f = frequency in Hz\
w = wavelength in m.
Here is a site that will help you identify the section of electromagnetic spectrum.http://csep10.phys.utk.edu/astr162/lect/light/spectrum.html