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The Energy of Light Is Estimated to Be 6

Question 21

Multiple Choice

The energy of light is estimated to be 6.56 × 10⁻²¹ J. The frequency of this light is _____ s^-1.

A) 1.02 × 10^-¹³
B) 4.34 × 10⁰
C) 9.90 × 10¹³
D) 1.02 × 10^-13
E) 9.90 × 10¹²

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