Section: Laws of Chemical Combinations | Chemistry - KhanAcademy

- Select activity Avogadro's law
  
  Avogadro's law Lesson
  
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- Select activity Definition of an ideal gas, ideal gas law
  
  Definition of an ideal gas, ideal gas law Lesson
  
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- Select activity The mole and Avogadro's number
  
  The mole and Avogadro's number Lesson
  
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- Select activity Worked example: Calculating molar mass and number of moles
  
  Worked example: Calculating molar mass and number of moles Lesson
  
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- Select activity Worked example: Calculating mass percent
  
  Worked example: Calculating mass percent Lesson
  
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- Select activity Empirical, molecular, and structural formulas
  
  Empirical, molecular, and structural formulas Lesson
  
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- Select activity Molecular and empirical formulas
  
  Molecular and empirical formulas Lesson
  
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- Select activity Worked example: Determining an empirical formula from percent composition data
  
  Worked example: Determining an empirical formula from percent composition data Lesson
  
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- Select activity Worked example: Determining an empirical formula from combustion data
  
  Worked example: Determining an empirical formula from combustion data Lesson
  
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Laws of Chemical Combinations

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