... A Cu 63.x 65. (100 100 Cu Cu 100 – x x) 63,54 37 17 Cl 35 17 Cl 37 17 Cl HClO4 (A) 8,43 % (C) 8,92 % (B) 8,79 % (D) 8,56 % 35.75, 77 37.24, 23 100 4: ACl MHClO 35, 48 16.4 35, 48 100 , 48 (gam/mol) ... + xn = 100 x1, x2, …, xn VD3: 35 17 Cl 35 17 Cl vµ 37 17 Cl 37 17 Cl A Cl 35.75, 77 37.24, 23 100 35,48 35, 48 VD4: 1 x2 x1 Theo ta có: x2 x1 x2 100 80 % x2 AMg x1 20 % 24.80 25.20 24, 100 24,2 ... 0,5955 y (B (C) brom (D 2Oa) 8–a) x 2MX 100 % 2MX 16a y MX 100 % MX a 2MX 100 % 2MX 16a MX 100 % MX a x y MX 0,5955 11,528a 16 0, 809 – X vào a ta có: a MX 3722 5147 6572 8000 a MX 80 K (A) IIIA...