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2
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Two things to think about: Nitrous oxide is extremely scarce in the atmosphere, less than 1 ppm. Compare with carbon dioxide that (unfortunately) is now greater than 400 ppm. Also consider the … lifetime of the gases in the atmosphere: nitrous oxide has a much shorter lifetime than carbon dioxide. If we'd stop emitting greenhouse gases now, nitrous oxide would be gone much quicker than carbon dioxide. …
answered Jul 23 by Gimelist
6
votes
So where did it go? Carbon was never there (or here) to begin with. You need to look at this from the opposite way. By asking "where did it go" you assuming the Earth was here first, with carbon … , and then the carbon was removed somehow. But, Earth formed from a gaseous solar nebula that had all the elements. As the Earth-forming materials started condensing, they consisted primarily of the …
answered Jan 26 by Gimelist
2
votes
In an Earth-like planet with no history of carbon-based life forms, would there be limestone? Short answer: Maybe. The form of carbon in limestone is oxidised carbon: carbonate: CO32-. This is … different from organic carbon, which is mostly composed of carbon-hydrogen ("hydrocarbons") molecules and compounds. Limestone is a sedimentary rock composed mostly of calcite or aragonite - calcium …
answered Jun 6 '18 by Gimelist
9
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will probably have to put in more energy than you get from the combustion of diamonds. Kinetically, diamonds just don't burn as well as other things with carbon (like fuel or wood or coal). One of your …
answered Apr 5 '18 by Gimelist