A blacksmith heats a 0.38-kg piece of iron to 498C in his forge. After shaping it into

Question:

A blacksmith heats a 0.38-kg piece of iron to 498°C in his forge. After shaping it into a decorative design, he places it into a bucket of water to cool. If the available water is at 20.0°C, what minimum amount of water must be in the bucket to cool the iron to 23.0°C? The water in the bucket should remain in the liquid phase.