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Question 11.What is sublimation and why does it occur?
Question 22.What determines the shapes that different types of crystalline solids can take?
Question 33.A scientist measures the pressure and temperature of a sample. When they plot the data on their phase diagram, they make a point above the critical point. What's definitely true of the sample?
Question 44.What makes ionic crystals, such as calcium chloride, very hard and brittle?
Question 55.Why are metallic crystals, such as gold nuggets, known to be good conductors of electricity?
Question 66.When you cross the line on a phase diagram and go from a solid to a liquid, what has occurred?
Question 77.An example of condensation is:
Question 88.How is water's phase diagram different from the phase diagram of carbon dioxide and carbon?
Question 99.Which of the following do phase diagrams show?
Question 1010.Which of the following is NOT a characteristic of solid particles?
Question 1111.At the melting point and boiling point what happens?
Question 1212.The complete three-dimensional arrangement of particles within a crystal is known as the _____, while the smallest repeating unit in the lattice is called the _____.
Question 1313.Calculate how much heat energy is required to turn 100 grams of iron into a gas at its boiling point. The heat of vaporization for iron is 69.1 cal/g.
Question 1414.What was the Kinetic Molecular Theory designed to explain?
Question 1515.What of the following is NOT one of the types of crystals?
Question 1616.What is a dipole-dipole force?
Question 1717.For water, how are pressure and boiling point related?
Question 1818.The phase change when gas turns directly into a solid is called:
Question 1919.Why does room temperature water disappear over time?
Question 2020.What is NOT something that a phase equilibrium line shows?
Question 2121.What is the triple point?
Question 2222.The amount of energy required change a liquid into a gas at its boiling point, is called:
Question 2323.The phase change when a solid goes directly to a gas is called:
Question 2424.Why are there plateaus on a heating curve?
Question 2525.Gas can be turned into a plasma on Earth with the addition of:
Question 2626.How is freezing similar to deposition?
Question 2727.Substances in which phase of matter have the most space between its particles?
Question 2828.The energy required to change a solid to a liquid at its melting point is called:
Question 2929.What is happening at the triple point on a phase diagram?
Question 3030.Calculate how much heat energy (q) is needed to melt 10 grams of gold at its melting point. Note: gold has a heat of fusion of 15.4 cal/g.
Phase Changes for Liquids and Solids Chapter Exam Instructions
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