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Mol:
n=m/M
n=50g / 32g/mol
n=1,5625mol
Objetosc:
V=n * Vo
Vo=22,4dm3/mol
V=1,5625mol * 22,4dm3/mol
V=35dm3
Czasteczka:
N=n*Na
Na-- liczba avogadro 6,02 * 10(potega23)
N=1,6* 6,02 * 10(23)
N=9,6* 10(23)
Pozdrawiam^^