Wavelength= 6.7x10-5cm. Use dimensional analysis to go from unit to unit
Also if you need: c= 3.00 x 10^10cm/sec
Also if you need: c= 3.00 x 10^10cm/sec
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c=fλ
f = c/λ
= (3.0x10^10)/(6.7X10^-5)
= 4.5x10^14Hz
f = c/λ
= (3.0x10^10)/(6.7X10^-5)
= 4.5x10^14Hz