Respond to the following based on your reading. 4. The equation for density is d - mass Mass and volume are extensive volume properties. Is density intensive or extensive? Explain your choice. [1] 5. A certain solution has a density of 1.1 g/cm3. What is the volume of 43 g of this solution? 6. Gasoline is more volatile than water. What does this tell you about the boiling points of water and gasoline? 7. A graduated cylinder is filled with water to the 20 ml mark. After an object is submerged in the liquid, the volume of the liquid is 28 ml. If the object weighs 16 g, what is the density of the object in g/cm3