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cum aflu numarul de electroni pi din 112 litri acetilena ?

Răspuns :

CH≡CH
   1molecula...............................2e pi
6,023x10²³molec(1mol)...........x= 12,046x10²³  e pi

22,4l(1mol)................12,046x10²³ e pi
112l...................................x.............................calculeaza !!!!