皮皮学，免费搜题
登录
搜题
【单选题】
室温时，下列各表述与示意图一致的是（ ）A.
图甲表示在纯水中加入0.01moL?L -1 NaOH溶液，K w 与NaOH溶液体积变化关系
B.
图乙表示将1mol?L -1 CH 3 COONa溶液加水稀释，溶液中 c(C H 3 COOH) c(C H 3 CO O - ) 与水的体积的变化关系
C.
图丙表示0.1mol?L -1 NH 3 ?H 2 O加水稀释，溶液中 c(N H 4 + ) c(N H 3 ? H 2 O)c( H + ) 与水的体积的变化关系
D.
图丁表示100mLpH=2的HCl和CH 3 COOH加水稀释到1000mL时pH变化与水的体积的变化关系
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】---What sales tools should we use at the trade shows.?---________
A.
The staff needsmobile phones to talk at the trade show.
B.
We need to have our product catalogues and business cards prepared.
C.
The staff should be very cautious at the trade shows.
【多选题】Trade shows are classified as“_____” , “________”or“_____”.
A.
Professional
B.
Public
C.
Trade Only
D.
Hybrid
【简答题】What kinds of trade shows are there in the real world? There are ______ and Trade Only.
【单选题】Which chart shows the percentage of foreign trade in three years?
A.
nbsp
B.
nbsp
C.
nbsp
【单选题】Information shows that the Federal Trade Commission would ______.
A.
strengthen guidance to the growth of Internet industry
B.
support the Internet industry to regulate their policies
C.
strictly control the privacy rules for online advertising
D.
call for Congress to legislate against online advertising
【单选题】Conventions, trade shows, and sales contests are types of ________.
A.
point-of-purchase promotions
B.
trade promotions
C.
advertising specialties
D.
business promotions
E.
premiums
相关题目：
参考解析：
知识点：
题目纠错 0
发布
