December 2018 1 61 Report
Napisz rownania reAKcji pozwalajacych zrealizowac nastepujace przemiany:
1. Na->Na2O
2. Na2O->Na2CO3
3. Na2CO3->NaHCO3
4.NaHCO3->CO2
5.Ca->Ca(OH)2
6.Ca(OH)2->Ca(OH)Cl
7.Ca(OH)Cl->CaCl2
8.Ca(HCO3)2->CaCl2
9.Na->NaH
10.NaH->NaOH
11.NaOH->Na2CO3
12.Na2CO3->CO2
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