Plz help!! I don't know if its chemistry, just need help.
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What layer of the atmosphere is directly above the troposphere?
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At 450 mm hg a gas has a volume of 760 l, what is its volume at standard pressure
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Apump contains 0.5 l of air at 203 kpa.you draw back on the piston of the pump, expanding the volume until the pressure reads 50.8 kpa. what is the new volume of the air pump
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