... 22 35 48 10 23 36 49 11 24 37 50 12 25 38 13 26 39 01 14 27 40 02 15 28 41 03 16 29 42 04 17 30 43 05 18 31 44 06 19 32 45 07 20 33 46 08 21 34 47 09 22 35 48 10 23 36 49 11 24 37 50 12 25 38 ... ca lng cht phúng x ban u? A 25% B 87 ,5% C 75% D 12 ,5% ******************** HT ******************** Ebook4Me.Net TRUNG TM LUYN THI H-C THANH TNG T: 098393 255 0 Mó thi: 368 KIM TRA NM HC 2008 ... tr B 2.1 05 A C 2.1 05 A D 2.1 05 A A 3.1 05 A Cõu 19: Bit lng m=4,0015u; mp=1,0073u; mn=1,0087u; 1u=931,5MeV Nng lng ti thiu to tng hp c 22,4l khớ Heli ( ktc) t cỏc nuclụn l A 1,71.10 25 MeV B 1,11.1027...