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Express the following number in scientific notation. 0.026890 =
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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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Over the last 90 years, scientists have added to the body of evidence supporting the big bang theory. what is the latest piece of evidence discovered in 2014?
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Chemistry, 22.06.2019 14:40, neonbluefaith
Which statement best describes the function of enzymes?
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Which part of a plant must be fertilized in order for a fruit or vegetable to grow?
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A. <...
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