... http://my.opera.com/saobanglanhgia/blog/ và http://vn.myblog.yahoo.com/vkngoc49cns/ December 2009 Sao bng lnh giá – V Khc Ngc 0985052510 vukhacngoc@gmail.com http://my.opera.com/saobanglanhgia Dch v ... kin 1 (rt d dng nhn ra) thỡ thớ sinh cng ó loi c 2 ỏp ỏn, xỏc sut chn c ỏp ỏn ỳng trong 2 ỏp ỏn cũn li l 50% - 50%. Tng t nh vy, nu ch khai thỏc c d kin 2 thỡ cng loi b c 1 ỏp ỏn. VD7: un núng ... d dàng có: 322O p−n = 1 = 1,5 mol× Sao bng lnh giá – V Khc Ngc 0985052510 vukhacngoc@gmail.com http://my.opera.com/saobanglanhgia Dch v ôn thi cht lng cao – GSA Education:...