皮皮学，免费搜题
登录
搜题
【单选题】
能用NaOH滴定液直接滴定,并且有两个滴定突跃的酸是A.
H2C2O3(Ka1=6.5×10-2,Ka2=6.1×10-5)
B.
乳酸(Ka1=1.4×10-4)
C.
邻苯二甲酸(Ka1=1.3×10-3,Ka2=3.9×10-6)
D.
水杨酸(Ka1=1.07×10-3,Ka2=4×10-14)
E.
顺丁烯二酸(Ka1=1.42×10-2,Ka2=8.57×10-7)
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】听力原文：M: Well, what did you think of the movie? W: I don't know why I let you talk me into going. I just don't like violence. Next time you'd better choose a comedy. Q: What can we infer from the conve...
A.
The man.
B.
The woman.
C.
The man's boss.
D.
Himself.
【简答题】He felt ashamed that he had let his wife get him into a fight. (para. 48) Questions: Who did the husband blame for starting the fight? Why did the husband feel “ashamed”? Do you notice the ism of t...
相关题目：