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Understanding Chemical Equations: The Balancing Act of Energy and Matter

Explore the fascinating world of chemical equations and the vital role energy plays in chemical reactions. This guide covers the basics of balancing equations, the importance of chemical bonds, and the principles of mixtures and solutions. Learn about reactants, products, chemical formulas, and the Conservation of Mass. Discover the differences between exothermic and endothermic reactions, and how catalysts influence reaction rates. Unlock the mysteries of matter changes and see how energy matters in all chemical processes.

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Understanding Chemical Equations: The Balancing Act of Energy and Matter

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Presentation Transcript

  1. Vocabulary

  2. Chemical Equations

  3. Balancing Act

  4. All About Energy

  5. It Matters!

  6. Changes in Matter

  7. ChemicalEquations Changes in Matter BalancingAct All About Energy It Matters! Vocabulary $100 $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 $500

  8. Kool-Aid is an example

  9. What is a mixture or a solution?

  10. Force that holds atoms together in a molecule

  11. What is a chemical bond?

  12. Used to represent a compound

  13. What is a chemical formula?

  14. Amount of material in a given volume of another material

  15. What is concentration?

  16. Helps control the rate of a chemical reaction without being changed itself

  17. What is a catalyst or enzyme?

  18. Reactants used to make 2H2O

  19. What is 2H2 &O2?

  20. Symbol for YIELDS in a chemical reaction

  21. What is a horizontal arrow?

  22. States that the amount of mass in a chemical reaction does NOT change

  23. What is Conservation of Mass?

  24. Daily Double!!

  25. H + Cl HClis this type of chemical reaction

  26. What is Synthesis?

  27. Chemical reaction that is the REVERSE of a Synthesis reaction

  28. What is Decomposition?

  29. Number written in front of a formula to balance an equation

  30. What is a Coefficient?

  31. Balanced equation for:Fe + HCl FeCl2 + H2

  32. What is:Fe + 2HCl FeCl2 + H2?

  33. Total number of atoms in the molecule 2Fe2O3

  34. What is ten?

  35. Balanced equation showing hydrogen (H2) and oxygen (O2) forming water when electricity passes through the water

  36. What is:2H2O 2H2 + O2?

  37. Number of atoms of Copper (Cu), Sulfur (S), Oxygen (O), and hydrogen (H) present as PRODUCTS in the equation:CuO + H2SO4 CuSO4 + H2O

  38. What is 1 copper, 1 sulfur, 2 hydrogens, and 5 oxygens?

  39. Energy is stored here in a chemical compound

  40. What are chemical bonds?

  41. Reactions, such as burning, that release energy

  42. What are exothermic reactions?

  43. Energy required to start a reaction

  44. What is Activation energy?

  45. Type of reaction in which the products contain more energy than the reactants

  46. What is an endothermic reaction?

  47. Type of energy reaction shown by this graph:

  48. What is an exothermic reaction?

  49. Solid that forms from a solution in a chemical reaction

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