Chemistry, 21.04.2021 19:00 frankgore8496
A ballon is filled with 2.409x10^23 He atoms. How many liters of He at STP were pumped into the ballon?
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Ajar contains a certain substance. which observation would show that the substance must be either a solid or a liquid?
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A ballon is filled with 2.409x10^23 He atoms. How many liters of He at STP were pumped into the ball...
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