Comment Archives: stories: Life + Outdoors: Last 7 Days

Re: “Elevator to Space

Oops. Carbon: atomic no. = 6; standard atomic weight = 12.011. Most common isotope, carbon 12, has 6 protons + 6 neutrons. Best thing is 4 of its 6 electrons are available to form covalent bonds. (Thanks, Don!)

Posted by barryevans on 04/16/2015 at 6:47 PM

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