ratio and proportion for chemical compounds (KristaKingMath)

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In this video we learn how to set up a proportion to find the atomic weight of part of a molecule. If we know the weight of one of the elements in a single molecule, then we can find the total weight of that same element in a larger molecule.

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Hi, I’m Krista! I make math courses to keep you from banging your head against the wall. ;)

Math class was always so frustrating for me. I’d go to a class, spend hours on homework, and three days later have an “Ah-ha!” moment about how the problems worked that could have slashed my homework time in half. I’d think, “WHY didn’t my teacher just tell me this in the first place?!”