One mole of gas at STP takes up 22.4 liters. He now trades at $10-20 a kilo, I t... | Hacker News

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WildUtah on June 18, 2015 | parent | context | favorite | on: The Increasing Scarcity of Helium

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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