Science
Junior High
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化学反応式です!
()は私の回答です。生後を教えてくださいm(_ _)m

(4) () CuO+ (1) H₂ ( 1 )Cu+ (1) H₂0 CO HOT (5) ( )Fe+( )S→→ (FeS (6) (1)HCI→→( 1 )H++(1) CI-

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