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Problem: Hearing damage may occur when a person is exposed to a sound intensity level of 90.0 dB (relative to the threshold of human hearing) for a period of 9.00 hours. An eardrum has an area of 1.28 x 10^-4 m².

Part A: How much sound energy is incident on the eardrum during this time?

Please use great detail in explaining the solution for above problem. Thank you.

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