# Problem: Find the radius (r) of an aluminum cylinder that is 2.20 cm long and has a mass of 12.6 g . For a cylinder, V =r2l. (The density of aluminum is 2.70 g/cm3.)

###### FREE Expert Solution

Calculate V then radius using the formula provided:

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###### Problem Details

Find the radius (r) of an aluminum cylinder that is 2.20 cm long and has a mass of 12.6 g . For a cylinder, V =r2l. (The density of aluminum is 2.70 g/cm3.)