1. The problem statement, all variables and given/known data Ice at 0°C is added to a 1 kg of lemonade cooling it from 20°C to 0°C. How much ice melts? (The heat capacity of lemonade equals that of water.) 2. Relevant equations Q = mcΔT 3. The attempt at a solution Found the heat in of the lemonade to the ice... = 83.38 kJ and don't know where to go from there. c of water is 4.169.