Objectives: Explain the concept of a
mole and how a mole is related to atomic
mass, molecular mass & avogadro's number
Announcements:
Warm-up: Complete and balance this equation:
AlP + Ca(CN)2 -----
The need for BIG numbers in chemistry
Avogadro's number, n
What's a mole?
How Big is a mole, really?
Understanding the mole and molar mass
The real meaning of a balanced equation
Homework: See yesterday's challenger
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