Wave Characteristics: A certain part of the electromagnetic spectrum ranges from 200 nm to 400 nm. What is the lowest frequency associated with this portion of the spectrum? (c = 3.00 × 108 m/s)
A. 1.50 × 1014 Hz
B. 7.50 × 1013 Hz
C. 7.50 × 1014 Hz
D. 7.50 × 1015 Hz
E. 1.50 × 1015 Hz
Answer: C
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