??? ???????? ????? ????????? ?????????? ?????? ??????????? ????? ??? ??????????, ??????? ??????, ?????????? ???? ?????? ???????, ????? ??????, ??????? ????? ??????? ??????? ???????. ?????????? ???????? ??????? ???????? ????? ??????, ????????, ???????? ????? ??????? ???? ?????????? ????? ???? ???????? ????? ???????? ?????? ???????? ????????.

???? ???? ?????? ????? ????????, ???????? ??????? ???????, ???? ???????? ???????? ?????, ???????? ????? ????? ???????? ?????? - ??? ????? ???????? ???????? ????????? ????? ?????? ????? ?????????? ??????, ??????? 8% ?? ???????????? (????? ????? ??????? ?????? 47 ????/??). ??????? ???????, ???????? ????? ????? ??????? ?????? ????? ?????????? 0.005mol/L ????? ?????????? ????? ??????????? 0.30mol/L ???? ???????. ? ??????? ????? ???? ?????? ????? ?????? ?????????? ????? ?????????.