How Many Photons of Light with Frequency 5

question 32

Multiple Choice

How many photons of light with frequency 5.50 × 10¹⁵ Hz are required to provide 1 kJ of energy?

• A) 3.64 × 10^-18 photons
• B) 2.74 × 10²⁰ photons
• C) 4.56 × 10^-4 photons
• D) 1.65 × 10⁴⁴ photons
• E) 3.64 × 10^-16 photons

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