H
hoanggu95


[TEX]{H}_{2}S[/TEX]+khí X[TEX]{\rightarrow}^{{t}^{o}} [/TEX]rắn A+lỏng B
A+X[TEX]{\rightarrow}^{{t}^{o}} [/TEX]khí C
B+C+khí D[TEX]\rightarrow[/TEX] lỏng E+lỏng F
Cu+E[TEX]\rightarrow[/TEX]lỏng G+B+C
F+rắn H[TEX]\rightarrow[/TEX][TEX]{H}_{2}S[/TEX]+[TEX]Zn{Cl}_{2}[/TEX]
Thanks nha
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