CONCEPT MAP

 

            Key Concepts:                                                                                   Key Vocabulary:

 

Mole

Molar mass

Factor-label method

Grahcems Law

Avogadro’s number

Ideal gas

Empirical Formula

 

 

 

 

 

 

 

 

 

 

 

 
                                                                                                                       

Formula mass of a substance

 

 

Mole concept and Molar Mass

 

                                                           

Topic: Unit 9

Stoichiometry: the mathematics of chemistry

 

 
Single Substances

 

 

Chemical Equations

 

 

 

 

Examples:

Sum of masses in formula

Mole conversions using the face

Volume, mass # of particles

Conversion problems

 

 

 

 

 

 

 

 

 

 

 

 

 

Enduring Understanding (s): A mole is a unit of measure equivalent to Avagadro’s number of 6.02x10 23 particles. _________________________________________________

 

 

Essential Question (s): How do you calculate formula mass?  What constants are used in mole conversions?  Are units important in conversion problems?  Why?  _______________________________________________________

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