Heptane and water do not mix, and heptane has a lower density (0.684 g/mL) than water (1.00 g/mL). A 100-ml graduated cylinder with an inside diameter of 3.48 cm contains 37.2 g of heptane and 36.5 g of water. What is the combined height of the two liquid layers in
the cylinder? The volume of a cylinder is where r is the radius and his the height.
cm