NEED HELP ON 7,8,9 PLEASE
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Chemistry, 22.06.2019 14:00, ashlynneboogs0056
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
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What volume would 2.25 moles of ne has occupy at stp?
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How many moles are contained in 5.6 l of h2 at stp
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