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Chemistry, 22.06.2019 04:00, queenkimm26
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 05:30, alaynagrace1111
What is the mass of each element in a 324.8 sample of co2
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Chemistry, 22.06.2019 05:30, jzjajsbdb8035
Which other elements contain the same number of outer electrons as sodium
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Chemistry, 22.06.2019 08:40, jeffcarpenter
What is the value of keq for the reaction expressed in scientific notation?
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