15. The density of water at 0C is 0.9999 g/mL, and the density of ice at 0C is 0.9168 g/mL. Chapter 1,2.doc 4 - 4 -44445 (a) Based on these densities, does water contract or expand when it freezes? Briefly explain. (b) Does ice float or sink in water? Explain. (c) Suppose you have a 250-mL container completely filled with ice. What volume of liquid water will form when the ice melts? (d) In (c), would water spill out of the container once the ice melted? If so, how much water would spill out? If not, how much water could you add to the container after the ice melted