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How could you identify the bottle containing HCl using ammonia gas?
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If 1.63 times 10 negative 4 of helium dissolves in 100.0g of water, what is the concentration in parts per million
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Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.
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Which step in naming unsaturated hydrocarbons is used for alkenes but not alkynes
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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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