Harry has a sample of an unknown material. The sample has a mass of 81 grams and a volume of 0.9 cubic centimeters. What is the density of the sample in grams per cubic centimeter?
density = mass/volume density = 81 grams/0.9 cubic centimetersdensity = 90 grams per cubic centimeter The density of the sample is 90 grams per cubic centimeter.