You are expecting to serve 32 cups of soft drinks to your guests tonight. Each cup will hold 285 g of a soft drink that has a specific heat of 4186 J/ (kg ( K) and an initial temperature of 24 °C. If each guest would like to enjoy the drink at 3.0 °C, how much ice (in kg) should you buy? Assume the initial temperature of the ice is 0 °C, and ignore the heat exchange with the plastic cups and the surroundings?