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H2 - w 1 molu 12,04 x 10 do 23 atomów
O2 - w 1 molu 12,04 x 10 do 23 atomów
b) wodoru
H2 - w 1 molu 12,04 x 10 do 23 atomów
He - w 1 molu 6,02 x 10 do 23 atomów