PLEASE HELP ASAPPPP
Use the heating curve to answer the following questions.
6. What is the melting point of the substance? ____ °C
7. What is the boiling point of the substance? ____ °C
8. Which letter represents heating of the solid? _____
9. Which letter represents heating of the vapor? ____
10. Which letter represents melting of the solid? ____
11. Which letter represents boiling of the liquid? ___