www.tuhoc.edu.vn aA + bB cC + d CA , CB , CC , CD v CA a t CB b t CC c t CD d t 21 X X X Thêm xúc tác X htttp://tuhoc.edu.vn/blog www.tuhoc.edu.vn (A (C (B (D (A (B (C (D (A (B (C (D (A (B (C (D (A (B (C không (D htttp://tuhoc.edu.vn/blog (A (C (B (D www.tuhoc.edu.vn (A (B vào Na2CO3 (C (D) Thêm MnO2 3 O2 Fe2O3 (r) + 3CO (k) ↽ ⇀ 2Fe (r) + 3CO2 (k); H > (A (C) nén khí CO2 vào lò (B (D) thêm oxi vào lò 2O3 (A (B (C (D A (A (B (C (D B (A (B (C (D 0C htttp://tuhoc.edu.vn/blog www.tuhoc.edu.vn aA + bB v CA a t cC + dD CC c t CB b t CD d t 2O5 dung môi CCl4 0C: N2O5 N2O4 + ½ O2 2O5 2O5 2O5 TOPPER Chú ý 2O5 Ta có: CA v C1 C2 t2 t1 ; CB C2 C1 t2 t1 CN2O5 t 2,33 2, 08 184 1,36.10 (mol.lit s ) N2O5 N2O4 + ½ O2 x 2O5 x x = 0,125 M v CO t 0, 25 0,5 184 1,36.10 (mol.lit s ) htttp://tuhoc.edu.vn/blog www.tuhoc.edu.vn 2O2, 2 2O2) 60 giây A) 5,0.10 B) 5,0.10 mol/(l.s) C) 1,0.10 D) 2,5.10 mol/(l.s) MnO2 2O2 H2O + ½ O2 2O2 nH O 2 2.nO [H2O2] = 3.10 (mol) 3.10 = 0,03 M 0,1 2O2 V 0, 03 60 C 5.10 (mol.lit s ) 2O2 2KOH + I2 (A) 0,040 mol.lit-1.s-1 (B) 0,015 mol.lit-1.s-1 (C) 0,020 mol.lit-1.s-1 (D) 0,030 mol.lit-1.s-1 D Br2 theo HCOOH A) 5,0.10-5 mol/(l.s) B) 2,5.10-5 mol/(l.s) C) 2,5.10-4 mol/(l.s) D) 2,0.10-4 mol/(l.s) E 2 2 htttp://tuhoc.edu.vn/blog mol/(l.s A) C) 4.10-5 B) 0,016 D) 0,018 www.tuhoc.edu.vn F C2H5Br + KOH C2H5 (A) 2,10.10-3 mol.lit-1.s-1 (B) 3,22.10-6 mol.lit-1.s-1 (C) 3,00.10-6 mol.lit-1.s-1 (D) 2,32.10-6 mol.lit-1.s-1 G Br2 + HCOOH 2HBr + CO2 -5 mol.lit-1.s-1 (A) 0,016 (C) 0,014 (B) 0,012 (D) 0,018 htttp://tuhoc.edu.vn/blog www.tuhoc.edu.vn o T VD3: T 10 (o o oC o lên 75 oC oC oC lên 45 oC = TOPPER Chú ý T (oC) 50 10 40 10 15 10 VD4: 25 32 lÇn 24 16 lÇn 21,5 2, 83 lÇn o o = T 10 81 34 T = 40 oC T = 70 oC H htttp://tuhoc.edu.vn/blog o o (A oC? (B (C (D www.tuhoc.edu.vn I o (A (C oC? (B (D J + 3H2 ↽ ⇀ 2NH3 lên 10 o oC lên 450 o (A (C (B (D K o (A) (B) (C) (D) L o (A) 50 oC (B) 45 oC (C) 55 oC (D) 60 oC o M o o (A) 70 oC (B) 20 oC (C) 10 oC (D) 90 oC N o -3 mol.lit-1.s-1 o 3,125.10-4 mol.lit-1.s-1 (A) 120 oC (B) 180 oC (C) 130 oC (D) 170 oC htttp://tuhoc.edu.vn/blog www.tuhoc.edu.vn Câu B Câu D A C E A D F B C G B D H C B I C C J B A K C D L C A D M C B C N D C A htttp://tuhoc.edu.vn/blog