Timeline for Why is hydrogen better than helium as remass?
Current License: CC BY-SA 4.0
4 events
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| May 3, 2022 at 17:36 | comment | added | Litho | "Also, He has 20% higher specific heat than H2." According to Wikipedia, hydrogen's heat capacity is 14.304 J/(g K), while helium's is 5.193. And it makes sense: first, a gram of hydrogen contains more molecules to provide energy to than a gram of helium; second, hydrogen molecules have not just translational degrees of freedom, but also rotational ones, unlike helium molecules. | |
| May 3, 2022 at 13:50 | history | edited | Fred | CC BY-SA 4.0 |
Superscripts & subscripts
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| May 3, 2022 at 6:12 | history | edited | Woody | CC BY-SA 4.0 |
more thoughts
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| Oct 24, 2021 at 18:05 | history | answered | Woody | CC BY-SA 4.0 |