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September 2021
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O2-H2O -KOH-KNO3-O2 решите цыпочку
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SWORDONLINE311
1. O2 + 2H2 = 2H2O;
2. 2K + 2H2O = H2
+ 2KOH;
3. KOH + HNO3 = KNO3 + H2O;
4. 2KNO3 = 2KNO2 + O2 (разложение при нагревании).
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Answers & Comments
2. 2K + 2H2O = H2 + 2KOH;
3. KOH + HNO3 = KNO3 + H2O;
4. 2KNO3 = 2KNO2 + O2 (разложение при нагревании).