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???????????????????????????? . -?????????????????????? NaHCO3 -?????????????????????? H2O2 - ?????????????????????? CaCO3- ?????- ?????????????????????????. . ?????????????????????????????????????-????????? ????????????????????? ????????? ??????????????????????????????????????????? ???? ????????? ??????????????????????????????? ????????????????????? .

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    1. ????????????? ???????????????

    2. ???????????????????????????? - ?????????????????????? NaHCO3 - ?????????????????????? H2O2 - ?????????????????????? CaCO3 - ????? - ?????????????????????????

    3. ?????????????????????????????????????-????????? ????????????????????? ????????? ??????????????????????????????????????????? ???? ????????? ??????????????????????????????? ?????????????????????

    4. ??????????????????????? ???????????????????????? ????????? CO2 ?????? 2NaHCO3 ???????? Na2CO3 + H2O + CO2

    5. ???????????????????? ??????????????????????????????? ????????????????????????????? ? ????????????????????????? ???????? ?????????????????????????????????????????????????????? ????????????????????????????? ??????????????????????? ???????????? 2H2O2 2H2O + O2  

    6. ???????????????????????????? (CaCO3) ???????????? ??????? CO2 ????????? ( CaO) ???????????????????????????????????? ??????????????????????????? ???????????????????????????????????????????????????????????????????????? ?????????????????

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    13. ???????????????? ? ???????????????????????? ????????????????????????????????? ?????? ? ???????? ???????????????????? ?????????????????????? ????????? (Fe2O3.H2O ) ???????? 4Fe + 3O2 + H2O 2Fe2O3.H2O  

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