问题
问答题 简答题
判断一个氧化还原反应能否进行完全的依据是什么?
答案
参考答案:
氧化还原反应能否进行完全的依据,决定于E1和E2之差ΔE。ΔE越大,平衡常数K也越大,反应进行得就越完全。
判断一个氧化还原反应能否进行完全的依据是什么?
参考答案:
氧化还原反应能否进行完全的依据,决定于E1和E2之差ΔE。ΔE越大,平衡常数K也越大,反应进行得就越完全。
补全对话,从方框中选择最佳选项完成对话,有两项多余。 A: What's the date today, Sam? B: __1__ A: Oh, tomorrow is mom's birthday. Do you remember? B: I nearly forget it. __2__ Do you have any good ideas? A: __3__ B: Don't you remember we sent her one two years ago? A: Yes, Hmm. What about a wallet then? B: Great! __4__ Let's go shopping together after class. A: OK. I'll wait for you at the school gate at B: Sorry! __5__ Could you please make it half an hour later?
|