Chemistry
Senior High
急いでいます！
係数合わせが苦手でできませんお願いします🥺
組
氏名
(5) P
O2
P2O5
C2H4
CO2
+ H2O
O2
(7) CH4
。 +
CO2
H2O
O2
Fe
+ 02
Fe2O3
KC1
Br2
KBr
Cl2
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