Thursday, March 15, 2012
Molar calculations
One mole is equal to 6.02 times 10^23. This number was introduced by Amedeo Avogadro to simplify a unit of atoms. An element's atomic weight is how many grams of weight are present in one mole of that atom. Percentages of elements present in a molecule of a substance, such as aluminum chloride, can be found by going through some simple mathematical steps; as shown below:
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The description at the top has nothing at all to do with the problem solving shown in your scribbles.
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