Moles

The video tutorial explains the concept of moles and Avogadro's number, which is 6.02 * 10^23, and how they relate to molecular theory. It provides examples of converting grams to moles using potassium, moles to grams using calcium, and finding the number of atoms in a sample of sodium. The tutorial emphasizes the importance of conversion factors, significant figures, and the use of Avogadro's number in stoichiometry calculations.

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