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In this Saturday’s Weekend Wonderings, we discussed molarity and % w/v (weight/volume), but let’s get into a little more detail. In chemistry, what is a mole? A mole is how much 6.02 x 10(23) atoms weighs. (The 23 is to the power of as in 10(2) is 10 x 10. So 10(23) is 10 x 10…