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Macademic for Students & Teachers
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Macademic for Students and Teachers (Quantum Leap)(1992).iso
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card_3491.txt
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1988-07-08
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1KB
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59 lines
-- card: 3491 from stack: in
-- bmap block id: 4202
-- flags: 0000
-- background id: 2680
-- name:
-- part contents for background part 8
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HELIUM
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2
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He
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4.003
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2
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.1785
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-269.7° C
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-268.9° C
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0
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HCP, FCC, BCC
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colorless, odorless gas
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lasers, balloons, cryogenics, superfluids
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A stable inert gas. Helium 1 & 2 is a liquid existing as a normal fluid between the superfluid transition point and having extremely low viscosity and high thermal conductivity. Discovered in 1868 by Janssen, Lockyer.