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Smog is the term used to describe the combination of fog and smoke
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You have 125g of a certain seasoning and are told that it contains 76.0 g of salt what is the percentage of salt by mass in this seasoning
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Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?
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Chemistry, 22.06.2019 06:00
Compare and contrast physical changes with chemical changes.
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In the chemical reaction between aqueous magnesium chloride and sodium metal, what chemical amount (...
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