Phát biểu nào sau đây là sai về điện trường:

Question 33:

HOW TO AVOID MISCOMMUNICATION IN THE WORKPLACE

As a small-business owner, you can avoid many problems simply by improving communication in your office. By clarifying everyone's expectations and roles, you'll help to (30) _______greater trust and increased productivity among employees. Here are a few tips for doing so. Practice active listening. The art of active listening includes (31)_______ close attention to what another person is saying, then paraphrasing what you've heard and repeating it back. Concentrate (32)_______ the conversation at hand and avoid unwanted interruptions (cell phone calls, others walking into your office, etc.). Take note of how your own experience and values may color your perception. Pay attention to non-verbal cues. We don't communicate with words alone. Every conversation comes with a host of non-verbal cues-facial expressions, body language, etc. - that may (33)_______ contradict what we're saying. Before addressing a staff member or (34)_______ a project conference, think carefully about your tone of voice, how you make eye contact, and what your body is "saying". Be consistent throughout. Be clear and to the point. Don't cloud instructions or requests with irrelevant details, such as problems with past projects or issues with long-departed personnel. State what you need and what you expect. Ask, "Does anyone have any questions?" Demonstrate that you prefer questions up-front as opposed to misinterpretation later on. 

Thực hiện các thí nghiệm sau ở điều kiện thường:         (a) Cho dung dịch AgNO3 vào dung dịch CuCl2        (b) Cho Cr vào dung dịch H2SO4 đặc nguội         (c) Thổi khí oxi qua kim loại bạc        (d) Bình nước vôi trong đề ngoài không khí         (e) Cho dung dịch FeCl3 tác dụng với hỗn hợp KNO3 và HCl.          Số thí nghiệm xảy ra phản ứng là:  

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks:   

There are several changes in the procedure for employees ___5___ wish to apply for vacant positions within the company. These changes make it much easier for in-house employees to fill vacancies that occur. First, __6__ most important difference is that employees will now be notified of all available positions before the positions are advertised for the general public. Accordingly, all in-house candidates will be interviewed before we see any out-side candidates, and we will offer the job to outside candidates only if no current employees are able to fill the position. Second, under the new procedure, in-house employees can be hired even if they don’t __7__ all job requirements. Under our old policy, in-house employees had to meet all job qualifications in order to obtain the vacant position. Now, however, employees who have proven themselves dedicated __8__ the company will be hired for a vacant position even if they are lacking some minor qualifications; training will be provided. A third change involves recommendations. Form now on, employees do not need to be recommended for an in-house position before they __9__. Instead, employees may apply as soon as they are aware of the vacancy. The remaining procedures and policies (those regarding increase in pay, interview procedure, and hiring approval) remain the same.

Question 7:

Hòa tan hoàn toàn hỗn hợp H gồm Mg (5a mol) và Fe3O4 (a mol) trong dung dịch chứa KNO3 và 0,725 mol HCl, cô cạn dung dịch sau phản ứng thì thu được lượng muối khan nặng hơn khối lượng hỗn hợp H là 26,23g. Biết kết thúc phản ứng thu được 0,08 mol hỗn khí Z chứa H2 và NO, tỉ khối của Z so với H2 bằng 11,5. % khối lượng sắt có trong muối khan có giá trị gần nhất với         

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks:   

There are several changes in the procedure for employees ___5___ wish to apply for vacant positions within the company. These changes make it much easier for in-house employees to fill vacancies that occur. First, __6__ most important difference is that employees will now be notified of all available positions before the positions are advertised for the general public. Accordingly, all in-house candidates will be interviewed before we see any out-side candidates, and we will offer the job to outside candidates only if no current employees are able to fill the position. Second, under the new procedure, in-house employees can be hired even if they don’t __7__ all job requirements. Under our old policy, in-house employees had to meet all job qualifications in order to obtain the vacant position. Now, however, employees who have proven themselves dedicated __8__ the company will be hired for a vacant position even if they are lacking some minor qualifications; training will be provided. A third change involves recommendations. Form now on, employees do not need to be recommended for an in-house position before they __9__. Instead, employees may apply as soon as they are aware of the vacancy. The remaining procedures and policies (those regarding increase in pay, interview procedure, and hiring approval) remain the same.

Question 6:

Cho 33,9 gam hỗn hợp bột Zn và Mg (tỉ lệ 1 : 2) tan hết trong dung dịch hỗn hợp gồm NaNO3 và NaHSO4 thu được dung dịch A chỉ chứa m gam hỗn hợp các muối trung hòa và 4,48 lít (đkc) hỗn hợp khí B gồm N2O và H2. Hỗn hợp khí B có tỉ khối so với He bằng 8,375. Giá trị gần nhất của m là :                   

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks:   

There are several changes in the procedure for employees ___5___ wish to apply for vacant positions within the company. These changes make it much easier for in-house employees to fill vacancies that occur. First, __6__ most important difference is that employees will now be notified of all available positions before the positions are advertised for the general public. Accordingly, all in-house candidates will be interviewed before we see any out-side candidates, and we will offer the job to outside candidates only if no current employees are able to fill the position. Second, under the new procedure, in-house employees can be hired even if they don’t __7__ all job requirements. Under our old policy, in-house employees had to meet all job qualifications in order to obtain the vacant position. Now, however, employees who have proven themselves dedicated __8__ the company will be hired for a vacant position even if they are lacking some minor qualifications; training will be provided. A third change involves recommendations. Form now on, employees do not need to be recommended for an in-house position before they __9__. Instead, employees may apply as soon as they are aware of the vacancy. The remaining procedures and policies (those regarding increase in pay, interview procedure, and hiring approval) remain the same.

Question 9:

Dãy nào sau đây chỉ gồm các chất vừa tác dụng được với dung dịch HCl, vừa tác dụng được với dung dịch AgNO3 ?  

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks:   

There are several changes in the procedure for employees ___5___ wish to apply for vacant positions within the company. These changes make it much easier for in-house employees to fill vacancies that occur. First, __6__ most important difference is that employees will now be notified of all available positions before the positions are advertised for the general public. Accordingly, all in-house candidates will be interviewed before we see any out-side candidates, and we will offer the job to outside candidates only if no current employees are able to fill the position. Second, under the new procedure, in-house employees can be hired even if they don’t __7__ all job requirements. Under our old policy, in-house employees had to meet all job qualifications in order to obtain the vacant position. Now, however, employees who have proven themselves dedicated __8__ the company will be hired for a vacant position even if they are lacking some minor qualifications; training will be provided. A third change involves recommendations. Form now on, employees do not need to be recommended for an in-house position before they __9__. Instead, employees may apply as soon as they are aware of the vacancy. The remaining procedures and policies (those regarding increase in pay, interview procedure, and hiring approval) remain the same.

Question 8:

Hoà tan hoàn toàn 16 gam hỗn hợp Mg và Fe bằng dung dịch H2SO4 loãng 20% (vừa đủ). Sau phản ứng thấy khối lượng dung dịch tăng thêm 15,2 gam. Nồng độ % của MgSO4 có trong dung dịch sau phản ứng là