determine the number of particles in sample by mass
count the total number of particles
New Idea – The Mole
words as numbers
magic translator number
mass of one mole = periodic table number in grams
How big is a mole?
If I start with a mole of dollar bills and spend a million dollars every second, how long would it take for the money to run out (years)? Note: this is a dollars-to-years conversion using dimensional analysis (units!)
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