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Chemical and Physical Changes Overview

Learn to differentiate between chemical and physical changes using equations and diagrams. Explore examples and identify properties through engaging activities. Take notes, practice independently, and wrap up the session successfully.

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Chemical and Physical Changes Overview

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  1. OBJECTIVES Chem10 IC24 DO NOW • Summarize the difference between a chemical and a physical property • Resumir la diferencia entre un producto químico y una propiedad física • I can identify chemical and physical changes based on chemical equations. • I can identify chemical and physical changes based on particle diagrams. • Puedo identificar cambios químicos y físicos basados ​​en las ecuaciones químicas. • Puedo identificar cambios químicos y físicos basados ​​en diagramas de partículas.

  2. AGENDA • Do Now/Objectives • Mix of Lecture • Guided Practice • Independent Practice • Wrap-up

  3. Observe Now: Yummy Candy Put this table in your notes!!! Ponga esta tabla en sus notas!

  4. What actually happened?lo que realmente ocurrió • C12H22O11(s) C12H22O11(l)= yummy! • What kind of change? • Physical/fisica • C12H22O11(s) 12 C(s) + 11 H2O(l) = really nasty! • What kind of change? • Chemical/quimica • H2O(l)  H2O(g) • What kind of change? • Physical/fisica

  5. Physical vs. chemical CHANGES

  6. Aq = aqueous • Something dissolves in water • Examples: Kool-Aid; Lemonade • Aqueous solutions are HOMOGENEOUS MIXTURES Physical Changes Cambios Fisicas

  7. Chemical Changes Cambios Quimica

  8. In your notes make this table En sus notas hacen de esta tabla

  9. Chemical or Physical Change? Química o un cambio físico?

  10. Chemical or Physical Change? Química o un cambio físico?

  11. Chemical or Physical Change? Química o un cambio físico?

  12. Chemical or Physical Change? Química o un cambio físico?

  13. Chemical or Physical Change? Química o un cambio físico?

  14. Chemical or Physical Change? Química o un cambio físico?

  15. Chemical or Physical Change? Química o un cambio físico?

  16. Density: The Illusion of Bling • Lab due Monday, September 17, 2012 • Follow the rubric to complete the lab write up IN YOUR LAB NOTEBOOK • Questions?

  17. Quote of the day: • “Men love to wonder, and that is the seed of science.” Ralph Waldo Emerson • Thoughts?

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