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The speed of sound in dry air at 20 °C is 343.5 m s1, and the frequency of the sound from the note D# above middle C on the piano is 311.1 s-1 (according to the American standard pitch scale). Calculate the wavelength of the sound and the time it will take to travel 44.0 m across a concert hall. Wavelength- Time Submit Answer Try Another Versior 10 item attempts remaining
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