Homework Answers
Given:
E = 4.4*10^-19 J
use:
E = h*c/lambda
4.4*10^-19J =(6.626*10^-34 J.s)*(3.0*10^8 m/s)/lambda
lambda = 4.518*10^-7 m
lambda = 4.5*10^3 Ao
Answer: 4.5*10^3 Ao
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