问题
填空题
补充下列单词，使对话语意完整。
A: Hello! Nice to 1. you.
B: Nice to meet you, 2. . 3. is Jiang Hua. She is my friend.
A: How are you?
C: I'm fine, thanks. 4. 5. ?
A: I'm fine, too. Oh, class is beginning. 6. go together.
B and C: Let's go.
答案
1. meet 2. too 3. This 4. And 5. you 6. Let's
，达到平衡后生成1．2 mol C，此时，平衡混合气中C的体积分数为ω；若将温度升高到70℃后，其他条件均不变，当反应重新达到平衡时，C的物质的量为2．1 mol。