Numerical

Asked by akheelfiroz | 28th Aug, 2010, 11:05: AM

Expert Answer:

E = h frequency
495.8 x 1000 = 6.626 x 10-34 x frequency
frequency = 7.4826 x 1038 s-1
wavelength = c / frequency
wavelength = 3 x 108 / 7.4826 x 1038
 = .4009 x 10-30 m
 = .4009 x 10-21 nm
Answer is D
 
 

Answered by  | 31st Aug, 2010, 10:27: AM

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