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The Mole

The Mole. Final Exam Review. Counting units:. pair dozen gross ream mole. Counting units:. pair 2 dozen gross ream mole . Counting units:. pair 2 dozen 12 gross ream mole . Counting units:. pair 2 dozen 12 gross 144 ream mole . Counting units:. pair 2

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The Mole

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  1. The Mole Final Exam Review

  2. Counting units: pair dozen gross ream mole

  3. Counting units: pair 2 dozen gross ream mole

  4. Counting units: pair 2 dozen 12 gross ream mole

  5. Counting units: pair 2 dozen 12 gross 144 ream mole

  6. Counting units: pair 2 dozen 12 gross 144 ream 500 mole

  7. Counting units: pair 2 dozen 12 gross 144 ream 500 mole 602213670000000000000000

  8. Counting units: pair 2 dozen 12 gross 144 ream 500 mole 6.02 x 1023

  9. The mole 1 mole = 6.02 x 1023

  10. The mole The mole, also called Avogadro's number, is the SI unit for the amount of a substance.

  11. The mole How many roses in 3.5 dozen?

  12. The mole How many roses in 3.5 dozen? 12 roses 3.5 doz x ----------------- = doz

  13. The mole How many roses in 3.5 dozen? 12 roses 3.5 doz x ----------------- = 42 roses doz

  14. The mole How many atoms in 3.5 moles?

  15. The mole How many atoms in 3.5 moles? 6.02 x 1023 atoms 3.5 mol x ------------------------- = mol

  16. The mole How many atoms in 3.5 moles? 6.02 x 1023 atoms 3.5 mol x ------------------------- = mol 21.1 x 1023 atoms

  17. The mole How many atoms in 3.5 moles? 6.02 x 1023 atoms 3.5 mol x ------------------------- = mol 2.11 x 1024 atoms

  18. The mole How many moles are 4.5 x 1024 atoms? 1 mol 4.5 1024 x ----------------------- = 6.02 x 1023

  19. The mole How many moles are 4.5 x 1024 atoms? 1 mol 4.5 1024 x ----------------------- = 6.02 x 1023 7.48 mol

  20. Molar Mass of Compounds What is the mass of 1 mole of Al2O3?

  21. Molar Mass of Compounds What is the mass of 1 mole of Al2O3? 2 moles Al 3 moles O

  22. Molar Mass of Compounds What is the mass of 1 mole of Al2O3? 2 moles Al x 27.0 g/mole 3 moles O x 16.0 g/mole

  23. Molar Mass of Compounds What is the mass of 1 mole of Al2O3? 2 moles Al x 27.0 g/mole = 54.0 g 3 moles O x 16.0 g/mole = 48.0 g

  24. Molar Mass of Compounds What is the mass of 1 mole of Al2O3? 2 moles Al x 27.0 g/mole = 54.0 g 3 moles O x 16.0 g/mole = 48.0 g ------- 102.0 g

  25. Molar Mass of Compounds What is the mass of 1 mole of Al2O3? 2 moles Al x 27.0 g/mole = 54.0 g 3 moles O x 16.0 g/mole = 48.0 g ------- 102 g

  26. Converting Moles to Mass What is the mass of 1.25 moles Al2O3?

  27. Converting Moles to Mass What is the mass of 1.25 moles Al2O3? 2.50 moles Al 3.75 moles O

  28. Converting Moles to Mass What is the mass of 1.25 moles Al2O3? 2.50 moles Al x 27.0 g/mole 3.75 moles O x 16.0 g/mole

  29. Converting Moles to Mass What is the mass of 1.25 moles Al2O3? 2.50 moles Al x 27.0 g/mole = 67.5 g 3.75 moles O x 16.0 g/mole = 60.0 g

  30. Converting Moles to Mass What is the mass of 1.25 moles Al2O3? 2.50 moles Al x 27.0 g/mole = 67.5 g 3.75 moles O x 16.0 g/mole = 60.0 g ---------- 127.5 g

  31. Converting Moles to Mass What is the mass of 1.25 moles Al2O3? 2.50 moles Al x 27.0 g/mole = 67.5 g 3.75 moles O x 16.0 g/mole = 60.0 g ---------- 127 g

  32. Tonight’s Homework: Pp 311-312, problems 1-4

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