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Physics, 17.12.2020 05:00 tylerwoodson

The graph was drawn from data collected as a substance was heated at a constant rate. Use the graph to answer the following questions. At point A, the beginning of observations, the substance exists in a solid state. Material in this phase has volume and shape. With each passing minute, is added to the substance. At point B, the temperature of the substance is °C. The solid begins to . At point C, the substance is completely or in a state. Material in this phase has volume but not shape. The energy put to the substance between minutes 5 and 9 was used to convert the substance from a to a . This heat energy is called the latent heat. Between 9 and 13 minutes, the added energy increases the of the substance. During the time from point D to point E, the liquid is . By point E, the substance is completely in the phase. Material in this phase has volume or shape. The energy put to the substance between minutes 13 and 18 converted the substance from a to a state. This heat energy is called the latent heat. Beyond point E, the substance is still in the phase. Which of these three substances was likely used in this phase change experiment ?SubstanceMelting pointBoiling pointBolognium20 °C100 °CUnobtainium40 °C140 °CFoosium70 °C140 °C 1. Vaporization is the change from: a. liquid to gas. b. solid to liquid. c. gas to solid. d. solid to gas to solid. e. gas to liquid.2. The change from gas to liquid is called: a. boiling. b. condensation. c. distillation. d. melting. e. sublimation.3. How many phase changes have latent heat that is gained ? 4. How many phase changes have latent heat that is lost ? 5. What are the 2 examples of the phase change from liquid to gas?6. How many phases are there ? 7. How many phase changes did we list in the chart ? Use the above graph for the following 4 questions.8. During which interval of the graph is a phase change occurring ?a. A to B b. E to F c. C to D d. D to E9. During which interval does water get heated ?a. A to Bb. E to F c. C to D d. D to E10. At what point does vaporization end ?a. A b. E c. C d. D e. B11. At what point does melting start ?a. A b. E c. C d. D e. B12. You cannot see water vapor. a. true b. false13. List the phases from greatest to least energy.

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The graph was drawn from data collected as a substance was heated at a constant rate. Use the graph...

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