Chemistry, 14.12.2020 23:00 maleja2038
A sound wave with a wavelength of 2.5 m travels 660 m in 2 s. Calculate the frequency of the wave. To calculate the speed of sound, remember: speed = distance/ time
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Heat is the total potential energy of a substance that can be transferred. true false
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Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.
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A sound wave with a wavelength of 2.5 m travels 660 m in 2 s. Calculate the frequency of the wave. T...
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