2.7 Density 2.80 What is the density (g/mL) of each of the following samples? a. A syrup is added to an empty container with a mass of 115.25 g. When 0.100 L of syrup is added, the total mass of the container and syrup is 182.48 g. b. A block of aluminum metal has a volume of 3.15 L and a mass of 8.51 kg. g and a volume of 207 cm c. An ebony carving has a mass of 275 g a d. A 14.3-cm sample of tin has a mass of 0.104 kg. 2.82 Use the density values in Table 2.9 of the textbook to solve each of the following problems: a. If a bottle of olive oil contains 1.2 kg of olive oil, what is the volume, in milliliters, of the olive oil? b. A cannon ball made of iron has a volume of 115 cm. What is the mass, in kilograms, of the cannon ball? c. A balloon filled with helium has a volume of 7.3 L. What is the mass, in grams, of helium in the balloon? 2.86 Suppose you have two 100-mL graduated cylinders. In each cylinder, there is 40.0 mL of water. You also have two cubes: one is lead, and the other is alumin