calculator

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only on QR, but it doesn't help at all. that calculator sucks, might as well do everything the old-fashioned way. don't make the same mistake i made and rely on it. i got burned...16
 
thanks, jw cause I am watching Chad's videos and he shows us how to estimate numbers as he's working on gen chem stuff and I didn't know if I should be able to keep up with him estimating to get answers.
 
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