document.write( "Question 1143148: Ultra pure silicon is used to make solid state devices such as computer chips. What is the mass of a circular cylinder of silicon that is 12.40 cm long and has a radius of 3.51 cm?
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Algebra.Com's Answer #763923 by josgarithmetic(39626)\"\" \"About 
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Formula for volume of a cylinder, and then, do you know how to look-up the density of silicon? \n" ); document.write( "
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