Anh ch (LE QUY DON) 1 11

... (kJ.mol-1) ∆So (J.mol-1.K-1) H3PO4(dd) - 1288 158 H2PO 4-( dd) - 1296 90 HPO4 2-( dd) - 1292 - 33 PO4 3-( dd) - 1277 - 220 H+ + OH- → H2O - 56 81 I.2.1 Tính ∆Go phản ứng trung hoà nấc H3PO4 OH- I.2.2 ... H+ + OH- → H2O Ta có: ∆Ho = ∆Ho(H2O) - ∆Ho(H+) - ∆Ho(OH-) ∆Ho = ∆Ho(H2O) - ∆Ho(OH-) = - 56 KJ.mol-1 (Vì ∆Ho(H+) = 0) ∆So = So(H2O) - So(H...

Ngày tải lên: 09/06/2013, 01:26

... you think about it, what? B How good about the film you think so? C What you think about the film? 15 A There now be many things we should them B We’ve got a lot of things to now C A lot of things ... printed before it 36 I haven't eaten this kind of food before A This is the first time I’ve eaten this kind of food B I haven’t eaten this kind of food already C This is the first kind of food I...

Ngày tải lên: 12/07/2014, 10:00

... great deal of questioning, he decided to come clean and tell the truth A admit B confess C agree D deny Question 11: He is a A capable of taking difficult decisions manager B manager capable ... write the lesson plan right after she returned home from the work Hardly had Question 67: It is said that the thief stole many valuable things in the house Many valuable things ... Einstein learned t...

Ngày tải lên: 23/09/2016, 23:26

... miễn phí ĐÁP ÁN ĐỀ THI HỌC KỲ - MÔN ANH 11 – Năm học 2 014 - 2 015 Đáp án mã đề: 16 1 01 B 08 C 15 A 22 A 02 C 09 D 16 A 23 A 03 C 10 C 17 C 24 D 04 A 11 B 18 D 25 B 05 D 12 D 19 C 26 A 06 C 13 B 20 ... phí TRƯỜNG THPT LÊ QUÝ ĐÔN ĐỀ KIỂM TRA HỌC KỲ Năm học 2 014 - 2 015 Môn: Tiếng Anh 11 Thời gian làm bài: 45 phút (không tính thời gian phát đề) Họ...

Ngày tải lên: 05/10/2016, 09:58

... the blanks from 31- 40 The role of translation enabling literature to pass beyond its natural frontiers is receiving growing recognition In view of the general increase in this 31 _ , it is not ... annual revenues, and this figure is likely to continue rising throughout the 19 90s As Carolyn Doppelt Gray, an official of the Small Business Administration, has noted, "The 19 70s was the deca...

Ngày tải lên: 29/08/2013, 13:46

Ngày tải lên: 31/07/2015, 07:59