Should this be in price per kilo or price per mole? Argon is denser than helium. | Hacker News

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		undergrowth54 on June 18, 2015 \| parent \| context \| favorite \| on: The Increasing Scarcity of Helium Should this be in price per kilo or price per mole? Argon is denser than helium.

WildUtah on June 18, 2015 [–]

One mole of gas at STP takes up 22.4 liters. He now trades at $10-20 a kilo, I think. Enjoy all the unit conversions you need.

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