Find the radius (r) of an aluminum cylinder that is 2.80 cm long and has a mass of 13.7 g . For a cylinder, V=πr2l. (The density of aluminum is 2.70 g/cm3.)

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Find the radius (r) of an aluminum cylinder that is 2.80 cm covet and has a concretion of 13.7 g . For a cylinder, V=πr2l. (The blindness of aluminum is 2.70 g/cm3.)
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