Challenge 1 and 2

Heat of vaporization 7. Debrief as a class with your teacher. Make revisions to your one-pager based on your debriefing session. Challenge Answer the following challenge questions in your notebook. You will have to apply what you learned about intermolecular forces and the phase change process. 1. Which of the following substances has the strongest intermolecular forces holding the solid together? Explain the evidence you used. Water Ethanol Mercury Aluminum Gold Melting (AHrus) (cal/g) 334 104 49 395 64 2. How would the heating curves for water and mercury compare? Sketch them from -50 to 30 degrees C. Use the data from Question 1 and below. Water 2.1 Heat capacity of solid (Cp solid) Heat capacity of liquid (Cp liquid) Melting Point (C) Mercury 0.007 0.14 4.18 0 - 39 STOP AND THINK: PART B You know that the ice shenta