Calculate the density of each coin? & what material do you suspest each coin to be?

9. While working in your garden one day, you find an old leather pouch containing coins that are various shades of grayish/silver in color. You have a balance and a graduated cylinder, so are able to make observations about the mass and volume of each coin. The measured data is shown in the table below. Calculate the density of each coin. Show your work for COIN 1 with units. What material do you suspect each coin to be? See background for identity reference table