Napisz równania reakcji chemicznych,które przedstawia schemat
1.
4Na + O2 ----> 2Na2O
2.
Na2O + H2O -----> 2NaOH
3.
2Na + 2H2O -----> 2NaOH + H2
1. 4Na + O2 --> 2Na2O
2. Na2O + H2O --> 2NaOH
3. 2Na +2H2O --> 2NaOH + H2
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1.
4Na + O2 ----> 2Na2O
2.
Na2O + H2O -----> 2NaOH
3.
2Na + 2H2O -----> 2NaOH + H2
1. 4Na + O2 --> 2Na2O
2. Na2O + H2O --> 2NaOH
3. 2Na +2H2O --> 2NaOH + H2