August 2018 1 16 Report
Uzupełnij strony równania:
a) HgO -----> Hg + O₂
b) AuCl -----> Au + Cl₂
c) ClO₂ -----> Cl₂O₂
d) Fe₃O₄+H₂ -----> Fe+ H₂O
e) Cu₂O +C ------> Cu+CO₂


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