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Please help me with finding Sound "I have quiz tomorrow.? Assume that the speed of sound in air is 343 m/s, at 20C, unless otherwise noted. 2. You are listening to an outdoor concert on a day when the temperature is 0C. The sound of a wavelength of .490 m is emitted by a flute on the stage 125...

Assume that the speed of sound in air is 343 m/s, at 20C, unless otherwise noted. 2. You are listening to an outdoor concert on a day when the temperature is 0C. The sound of a wavelength of .490 m is emitted by a flute on the stage 125 m from where you are standing. a) What is the time elapsed...

Aluminum oxide-Al2O3 a buffing powder is to be made by combining 5.00 grams of Aluminum with oxygen-O2. How much oxygen is needed in moles? in grams?