????????? ???? ??????? ?? ?? ??? ???? ??? ??? ${\displaystyle 10^{23}}$ x ${\displaystyle 6.022}$ ???? ??? ????? ??? ???? ?? ?? 12 ???? ????? ?? ${\displaystyle 10^{23}}$ x ${\displaystyle 6.022}$ ???? ???? ???? ??? ????? ?? ?? ??? ??? ??????? ????????? ?? ?????? ??????? ?? ??? ?? ??? ???? ?? ??? ????? ????