皮皮学，免费搜题
登录
logo - 刷刷题
搜题
【单选题】
浓度为 c mol/L的 (NH 4 ) 2 HPO 4 溶液质子条件是 ( )
A.
[H + ] = [OH - ] + [NH 3 ] + [H 2 PO 4 - ] + 2 [H 3 PO 4 ] – [PO 4 3- ]
B.
[H + ] = [OH - ] + [NH 3 ] + [PO 4 3- ] + 2 [H 2 PO 4 - ] – 2 [H 3 PO 4 ]
C.
[H + ] = [OH - ] + [NH 3 ] + [PO 4 3- ] – [H 2 PO 4 - ] – 2 [H 3 PO 4 ]
D.
[OH - ] = [H + ] – [NH 3 ] – [PO 4 3- ] + [H 2 PO 4 - ] + [H 3 PO 4 ]
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案：
举一反三
【简答题】1 One of the of this job is I can use the company car. 2 Which one is better? You should them and find out. 3 A(n) is a person who looks after a building. 4 A(n) is a person who answers the phone and...
查看完整题目与答案
【简答题】Telephone Manners (I) The efficient use of the telephone is woven into the fabric of good office manners. There are certain basics all should heed, whether one is chairman of the board in a large corp...
查看完整题目与答案
【简答题】a person who answers questions, especially in a survey = ________ (n.)
查看完整题目与答案
【单选题】骨科的理学检查，X线检查和什么检查称为“三结合”检查
A.
病理检查
B.
实验室检查
C.
关节镜检查
D.
电生理检查
E.
神经系统检查
查看完整题目与答案
【单选题】The person who answers the phone in a company is the ........
A.
receptionist
B.
operator
查看完整题目与答案
【单选题】Person who usually welcomes and helps visitors and answers the telephone in an organizationis known as a .
A.
receptionist
B.
doorman
C.
security guard
D.
cashier
查看完整题目与答案
【单选题】美国地方政府发行的市政债券的利率低于联邦政府债券,其原因可能是
A.
违约风险因素
B.
流动性差异因素
C.
税收差异因素
D.
市场需求因素
查看完整题目与答案
【单选题】美国地方政府发行的市政债券的利率低于联邦政府债券,其原因可能是()。
A.
流动性差异因素
B.
违约风险因素
C.
市场需求因素
D.
税收差异因素
查看完整题目与答案
【多选题】When the person who is asked for is not in or not available, the one who answers phone may say:
A.
XXX is not available.
B.
Can I take a message?
C.
I don't know you , I can't help you.
查看完整题目与答案
【单选题】Why does the person who answers on the telephone for a company have tremendous power?
A.
Because he is chairman of the board
B.
Because he occupies the important position in the office
C.
Because his telephone manner may help further the company’s objectives or hurt them.
D.
Because he answers the phones with a smile.
查看完整题目与答案
相关题目：
【简答题】1 One of the of this job is I can use the company car. 2 Which one is better? You should them and find out. 3 A(n) is a person who looks after a building. 4 A(n) is a person who answers the phone and...
查看完整题目与答案
【简答题】Telephone Manners (I) The efficient use of the telephone is woven into the fabric of good office manners. There are certain basics all should heed, whether one is chairman of the board in a large corp...
查看完整题目与答案
【简答题】a person who answers questions, especially in a survey = ________ (n.)
查看完整题目与答案
【单选题】骨科的理学检查，X线检查和什么检查称为“三结合”检查
A.
病理检查
B.
实验室检查
C.
关节镜检查
D.
电生理检查
E.
神经系统检查
查看完整题目与答案
【单选题】The person who answers the phone in a company is the ........
A.
receptionist
B.
operator
查看完整题目与答案
【单选题】Person who usually welcomes and helps visitors and answers the telephone in an organizationis known as a .
A.
receptionist
B.
doorman
C.
security guard
D.
cashier
查看完整题目与答案
【单选题】美国地方政府发行的市政债券的利率低于联邦政府债券,其原因可能是
A.
违约风险因素
B.
流动性差异因素
C.
税收差异因素
D.
市场需求因素
查看完整题目与答案
【单选题】美国地方政府发行的市政债券的利率低于联邦政府债券,其原因可能是()。
A.
流动性差异因素
B.
违约风险因素
C.
市场需求因素
D.
税收差异因素
查看完整题目与答案
【多选题】When the person who is asked for is not in or not available, the one who answers phone may say:
A.
XXX is not available.
B.
Can I take a message?
C.
I don't know you , I can't help you.
查看完整题目与答案
【单选题】Why does the person who answers on the telephone for a company have tremendous power?
A.
Because he is chairman of the board
B.
Because he occupies the important position in the office
C.
Because his telephone manner may help further the company’s objectives or hurt them.
D.
Because he answers the phones with a smile.
查看完整题目与答案
参考解析：
知识点：
题目纠错 0
发布
创建自己的小题库 - 刷刷题