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1. Some Basic Concepts of Chemistry

Section outline

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  Importance of Chemistry
  
  Select activity Introduction to chemistry
  
  Introduction to chemistry Lesson
  
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  Mark as done
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  Nature of Matter
  
  Select activity Elements and atoms
  
  Elements and atoms Lesson
  
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  Select activity Nature of matter
  
  Nature of matter Lesson
  
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  Properties of Matter and Their Measurement
  
  Select activity Measurement of physical properties
  
  
  
  Measurement of physical properties Lesson
  
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  Select activity Comparing Celsius and Fahrenheit temperature scales
  
  
  
  Comparing Celsius and Fahrenheit temperature scales Lesson
  
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  Select activity Converting Fahrenheit to Celsius
  
  
  
  Converting Fahrenheit to Celsius Lesson
  
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  Select activity Concentration terms in Chemistry
  
  
  
  Concentration terms in Chemistry Lesson
  
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  Uncertainity in Measurement
  
  Select activity Introduction to scientific notation
  
  
  
  Introduction to scientific notation Lesson
  
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  Select activity Scientific notation examples
  
  
  
  Scientific notation examples Lesson
  
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  Select activity Express a small number in scientific notation (example)
  
  
  
  Express a small number in scientific notation (example) Lesson
  
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  Select activity Significant figures
  
  
  
  Significant figures Lesson
  
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  Select activity More on significant figures
  
  
  
  More on significant figures Lesson
  
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  Select activity Multiplying and dividing with significant figures
  
  
  
  Multiplying and dividing with significant figures Lesson
  
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  Select activity Addition and subtraction with significant figures
  
  
  
  Addition and subtraction with significant figures Lesson
  
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  Select activity 1st application of dimensional analysis
  
  
  
  1st application of dimensional analysis Lesson
  
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  Select activity 2nd application of dimensional analysis
  
  
  
  2nd application of dimensional analysis Lesson
  
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  Select activity Worked example: dimensional analysis
  
  
  
  Worked example: dimensional analysis Lesson
  
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  Laws of Chemical Combination
  
  Select activity Law of conservation of mass
  
  
  
  Law of conservation of mass Lesson
  
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  Select activity Law of definite proportions
  
  
  
  Law of definite proportions Lesson
  
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  Select activity Law of Multiple Proportions
  
  
  
  Law of Multiple Proportions Lesson
  
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  Select activity Gay Lussac's Law
  
  
  
  Gay Lussac's Law Lesson
  
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  Select activity Avogadro's law
  
  
  
  Avogadro's law Lesson
  
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  Atomic and Molecular Masses
  
  Select activity Average atomic mass
  
  Average atomic mass Lesson
  
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  Select activity Atomic, molecular & formula masses
  
  Atomic, molecular & formula masses Lesson
  
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  Mole Concept and Molar Masses
  
  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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  Percentage Composition
  
  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 Molecular and empirical formula
  
  
  
  Molecular and empirical formula 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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  Stoichiometry and Stoichiometric Calculations
  
  Select activity Stoichiometry
  
  
  
  Stoichiometry Lesson
  
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  Select activity Stoichiometry example problem 1
  
  
  
  Stoichiometry example problem 1 Lesson
  
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  Select activity Stoichiometry example problem 2
  
  
  
  Stoichiometry example problem 2 Lesson
  
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  Select activity Stoichiometry: Limiting reagent
  
  
  
  Stoichiometry: Limiting reagent Lesson
  
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  Select activity Limiting reactant example problem 1
  
  
  
  Limiting reactant example problem 1 Lesson
  
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  Select activity Worked example: Calculating the amount of product formed from a limiting reactant
  
  
  
  Worked example: Calculating the amount of product formed from a limiting reactant Lesson
  
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  Select activity Molarity vs. molality
  
  
  
  Molarity vs. molality Lesson
  
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  Select activity Mole Fraction, Molarity, Molality, ppm
  
  
  
  Mole Fraction, Molarity, Molality, ppm Lesson
  
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  Select activity Mole fraction & its relation with concentration terms
  
  
  
  Mole fraction & its relation with concentration terms Lesson
  
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  Select activity Worked example: Concentration terms
  
  
  
  Worked example: Concentration terms Lesson
  
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