Chemistry
Senior High
Resolved
（a）の化学反応式についてでH2の前に2っているんですか？
C Ca(HCO3)2 D CaO
(2) (a) Ca + 2H2O Ca(OH)2 + 2H2
(b)
Ca(OH)2 + CO2-
(c)
CaCO₂+
C
HO
CaCO3 + H2O
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そうですよね！ありがとうございます🙇🏻♀️