October 2018 2 107 Report
Logam besi dalam industri diperoleh melalui reaksi :
Fe_{2} O_{3} + C --\ \textgreater \ Fe +CO_{2} belum setara
(Ar Fe = 56, O=16) volume gas CO_{2} (STP) yang dihasilkan jika massa besi (III) oksida yang bereaksi sebanyak 32 gram adalah...

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