A synthetic diamond has a density of 3.0 grams per cubic centimeter and a mass of 8.7 grams. What is its volume?
Sketch a line on the graph that would represent the density of water. Be sure to label the axes. Your lines do not have to be perfectly straight.

Will substance C float or sink in water?

Calculate the density of substance H. Show your work for credit.
In Chemistry, the term "direct proportion" has a specific meaning. What is it?
Which of the following are true about a the equation for a line representing a direct proportion?