13 Feb, 07:18
Variant-2
13 Feb, 07:16
12 Feb, 08:39
11 Feb, 19:50
11 Feb, 19:43
140 oC da sulfat kislota ishtirokida 1mol etanolning 25% ichki va 75% molekulalararo degidratlanishidan hosil bo`lgan moddalarning massa nisbatlariniA) 1; 5,28 B) 1; 4,25 C) 1; 3,96 D) 1; 4,93
11 Feb, 19:40
Noma'lum A, B, C moddalarni aniqlang.
11 Feb, 18:52
9 Feb, 14:59
G‘urbatda g‘arib shodmon bo‘lmas emish,El anga shafiqu mehribon bo‘lmas emish.Oltin qafas ichra gar qizil gul bitsa,Bulbulg‘a tikondek oshyon bo‘lmas emish.
8 Feb, 18:51
8 Feb, 16:08
7 Feb, 15:01
6 Feb, 19:19
6 Feb, 19:15
6 Feb, 17:30
6 Feb, 14:32
6 Feb, 14:30
4 Feb, 19:40
4 Feb, 18:48
4 - guruh
4 Feb, 14:22
4 Feb, 13:35