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Answer to Question #2217 in Other Math for Megan

Question #2217
Morgan has measured the dimensions of a block of lead. it is 8.50cm x 5.50cm x 20.0mm what is the mass in kilograms of this block of lead is 1.25 x 10 exponent 4 mg/cm exponent 3?
Expert's answer
The volume of the book is V=abc = 8.5 [cm] x 5.5[cm] x 2.0 [cm] = 93.5 cm3.
1.25 x 104 mg/cm3 = 1.25 x 10-2 kg/cm3.
The mass of the book is m = ρ V = 1.25 x 10-2* 93.5 = 1.17 kg.

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