Question: Which of the water samples described below has the greatest average kinetic energy per molecule?
Options:
1 liter of ice at a temperature of -50°C
10 liters of ice at a temperature of -75°C
1 liter of water at a temperature of 75°C
10 liters of water at a temperature of 50°C
Answer: 1 liter of water at a temperature of 75°C