Đề thi HKI môn Hóa 8. 2010 2011

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&9.p+;MN>$2.6:;
F#);06:;
 #!50gdMN>$2*+

`U.T6:;
4p+;9+(*+#78$6:;
(p+;*N#2B].T6:;
7pF#);06:;
v0gdMN>$2ZG6:;
+;*N#2B]ZG6:;