A Photon Whose Energy Is 8

question 44

Multiple Choice

A photon whose energy is 8.00 × 10−¹⁵ J is scattered off an electron at a 90° angle. What is the wavelength of the scattered wave?

• A) 2.73 × 10−¹¹ m
• B) 2.25 × 10−¹¹ m
• C) 2.50 × 10−¹¹ m
• D) 2.40 × 10−¹² m
• E) 2.48 × 10−¹¹ m

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