1) 10g of ice at -10^o is heated 0^o. What is the change in enthalpy?

2) 10g of ice at -10^o completely melts to water. What is the change in enthalpy?

3) 10g of ice at -10^o is heated to 50^o. What is the change in enthalpy?

4) 10g of water at 10^o is heated to vapor at 100^o. What is the change in enthalpy?

5) 10g of vapor at 110^o is cooled to water at 50^o. What is the change in enthalpy?

6) 10g of water at 0^o completed freezes to ice. What is the change in enthalpy?

7) 10g of vapor at 100^o freezes to ice at -10^o. What is the change in enthalpy?

8) 10g of ice at -10^o is heated to vapor at 110^o. What is the change in enthalpy?