Multiple Choice
A photon with a frequency of 2.1 × 104 s − 1 has an energy of:
A) 6.2 × 1012 J
B) 5.1 × 1011 J
C) 1.4 × 10 − 29 J
D) 1.9 × 10 − 19 J
Correct Answer:

Verified
Correct Answer:
Verified
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