How does the internal energy change when the ice and wax melt at their normal melting points?

How does the internal energy change when the ice and wax melt at their

1.	How does the internal energy change when the ice and wax melt at their normal melting points?
Answer» INCREASES for ICE and DECREASES for wax Decreases for ice and increases for wax Decreases both for ice and wax Increases both for ice and wax Answer :A