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i have some physics questions. please give me ALL CORRECT ANSWERS. thank you

Question: The average power from a sound wave passing through an area of 1.16 m2 at a distance of 4.55 m from a source is 3.63 mW The sound wave is propagating isotropically in three dimensions through a gas with a density of 1.29 kg/m3. The wave has a speed of 330 m/s and a displacement amplitude of 5.39 nm at a distance of 4.55 m from the source. Part 1) What is the intensity of the sound wave through this area? W/m2 Part 2) What is the average power output from the source? Poweravg Part 3) At a distance 17.1 m from the source, what would be the displacement amplitude of the soundwave? Smax nm

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