Giangfa đơn giản hơn thì
Số mol No=0.06
Thi kl Fe=56/80×[(lk hỗn hợp)+24×nNo]
=0.7×[11,36+24×0.06]=8.96g
nFe=nFe(no3)3=8.96/56=0.16
mFe(no3)3=0.16×242=38.72g
10(s) ma don gian !:mrgreen:
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