A mechanical pencil has a mass of 47.4 grams. The volume of the pencil is 15.8 cubic centimeters. What is the density of the pen
cil?
2 answers:
Answer:
3 g/cm^3
Explanation:
Density can be determined by mass divided by volume, or P=m/V.
This would be 47.4 grams (mass) / 15.8 cubic centimeters (volume). The units are grams per cubic centimeter, noted as g/cm^3.
Density = mass over volume
so
47.4g/15.8cm^3
=3g/cm^3
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