I wrote:
> Divide Avagadro's number by 10E11 gives 1.66E-12 moles, or 6.64E-12 g > helum, which multiplied by 345,000 MJ/g gives 2.3 W. Close enough! > Oops. 1 mole of deuterium is 2 g. So that's 1.2 W. Even closer. 2 moles of deuterium fuse to form 1 mole of helium. - Jed
