Cho các nguyên tử sau: F (Z = 9); P (Z = 15); C (Z = 6); Cl (Z = 17); Al (Z = 13). Những nguyên tử nào có cùng số electron lớp ngoài cùng?
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- F (Z = 9): $1s^22s^22p^5$ (7 electron lớp ngoài cùng)
- P (Z = 15): $1s^22s^22p^63s^23p^3$ (5 electron lớp ngoài cùng)
- C (Z = 6): $1s^22s^22p^2$ (4 electron lớp ngoài cùng)
- Cl (Z = 17): $1s^22s^22p^63s^23p^5$ (7 electron lớp ngoài cùng)
- Al (Z = 13): $1s^22s^22p^63s^23p^1$ (3 electron lớp ngoài cùng)
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Một trong những nguyên nhân dẫn đến sự sụp đổ của Vương triều Tây Sơn là
Đầu tư nước ngoài không tăng nhanh trong ngành nào sau đây?
Choose the correct answer.
- We need some tomatoes for the soup.
- I _____ go to the supermaket and get some.
Thái độ của Xi-ta khi bước lên giàn hỏa thiêu được miêu tả có gì đặc biệt?
Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the best answer to each of the following questions from 23 to 30.
Happiness is a universal goal, yet its ingredients differ across societies and cultures. For some, safety and security are paramount, as demonstrated by Singapore. Known for its strict laws and highly regulated environment, Singapore provides a clean, orderly, and safe place for its citizens. The government ensures access to basic necessities such as housing and healthcare, significantly reducing poverty and promoting equality. While personal freedoms may be limited, many Singaporeans find satisfaction in the stability and quality of life their country offers, showing that happiness can stem from collective security.
In contrast, Mexico highlights the importance of social connections in achieving happiness. Despite challenges like poverty and limited access to essential resources, Mexicans often prioritize relationships with family, friends, and neighbors. Simple acts like sharing meals or gathering in the community foster a sense of belonging and emotional well-being. Psychologists have long noted that feeling part of a larger social group can be a powerful source of happiness, even when material wealth is scarce. For them, the joy derived from relationships often outweighs material concerns.
The role of money in happiness, however, is often debated. In Mexico, many individuals live in similar financial conditions, reducing the pressure of economic competition. When neighbors lack expensive possessions, individuals are less likely to feel dissatisfied with their own circumstances. This suggests that relative wealth and equality may have a stronger influence on happiness than absolute income.
Ultimately, there is no universal recipe for happiness. Factors like security, freedom, social bonds, and financial equality all play a role, but their importance varies depending on individual and cultural values. Happiness, therefore, remains a deeply personal and multifaceted pursuit, shaped by our unique perspectives and circumstances.
The word reducing in paragraph 3 can best be replaced by ________.
Read the following advertisement and mark the letter A, B, C, or D on your answer sheet to indicate the option that best fits each of the numbered blanks from 1 to 6.
UNBREAKABLE SPIRIT: AN EVENING WITH NICK VUJICIC
We are thrilled to announce that (1) ______ Nick Vujicic will be visiting our community for an exclusive seminar (2) ______ to inspire, empower, and create lasting change. This once-in-a-lifetime event will offer attendees the opportunity to hear Nick's powerful story of resilience, faith, and perseverance firsthand. Born without limbs, Nick has transformed his circumstances into a source of (3) ______. He has spoken to millions of people around the globe, spreading messages of hope, and the courage to turn obstacles (4) ______ opportunities. Nick’s dynamic and engaging approach has (5) ______ a lasting impact on audiences of all ages and backgrounds. Participants will gain practical strategies for overcoming challenges, achieving personal and professional goals. This event is organized (6) ______ personal growth, motivate change, and cultivate unity. Join us for an unforgettable experience. Space is limited, so be sure to reserve your spot today!
Đâu là công nghệ chế biến sản phẩm chăn nuôi?
Mark the letter A, B, C, or D on your answer sheet to indicate the best arrangement of utterances or sentences to make a meaningful exchange or text in each of the following questions from 13 to 17
Dear Principal,
a. I hope that we can work together to make positive changes for the benefit of all the students at our school.
b. I would like to suggest a few changes that I believe would improve the quality of the school lunches.
c. I also have some concerns about the nutritional value of the meals. It seems that many of the dishes are high in fat and sugar, and there are not enough fruits and vegetables available.
d. I am writing to express my concern about the quality of the food in the school cafeteria.
Sincerely,
Claudia Wilson
Find the word which has a different sound in the part underlined
Bài thơ “Nam quốc sơn hà” ra đời trong hoàn cảnh nào?
Tam giác ABC có AB = 4, BC = 6, \(AC = 2\sqrt 7 \). Điểm M thuộc đoạn BC sao cho MC = 2MB. Tính độ dài cạnh AM.
Công suất định mức của các dụng cụ điện là gì?
Read the following passage about the Second Acts That Inspire and mark the letter A, B, C or D on your answer sheet to indicate the best answer to each of the following questions from 31 to 40.
Life often presents us with unexpected challenges that force us back to the drawing board. Whether due to personal setbacks, career changes, or unforeseen circumstances, the courage to begin again can lead to remarkable transformations. Many inspiring individuals have shown that it's never too late to reinvent oneself and pursue new dreams. Throughout history, countless people have overcome seemingly impossible situations through sheer determination.
[I] Take J.K. Rowling, for instance. Before becoming a literary sensation, she was a struggling single mother living on welfare. [II] Her determination eventually paid off when her books became a global phenomenon, proving that setbacks can become stepping stones to success. [III] This remarkable turnaround demonstrates how resilience and unwavering belief in oneself can overcome seemingly insurmountable obstacles. Despite facing depression and financial hardship, she never gave up on her dreams. [IV]
Colonel Harland Sanders' story is another testament to the power of starting anew. At the age of 65, when most people contemplate retirement, he found himself struggling financially after his restaurant failed. Instead of giving up, he traveled across America, sleeping in his car while pitching his chicken recipe to restaurant owners. His recipe for success wasn't just about the perfect blend of herbs and spices; it was about persistence and determination. After facing over 1,000 rejections, he finally established Kentucky Fried Chicken, which grew into a global empire. His unwavering spirit and dedication inspired generations of entrepreneurs worldwide.
These inspiring stories remind us that failure is not final, but rather a chance to redirect our path. Every setback carries the seed of an equal or greater opportunity, and sometimes the end of one chapter is simply the beginning of a better one. The key lies in having the courage to take that first step, even when the future seems uncertain. As these remarkable individuals have shown, it's never too late to rewrite your story and create a powerful second act. Their journeys teach us that persistence and courage ultimately lead to success.
The phrase “back to the drawing board” in paragraph 1 could be best replaced by _________.
Hình thức của cách mạng tư sản Anh là gì?
Ý nào sau đây là nói về khái niệm thuế?
Số oxi hóa của nitrogen trong NO3- là
Đâu là vai trò của kali đối với thực vật?
Chủ thể sản xuất cần có trách nhiệm gì sau đây?
Cho hình chóp S.ABCD. Gọi \(O=AC\cap BD.\) Một mặt phẳng \(\left( \alpha \right)\) cắt SA, SB, SC, SD tại A’, B’, C’, D’. Giả sử \(AB\cap CD=E,A'B'\cap C'D'=E'.\) Tìm phát biểu đúng trong các phát biểu sau:
Sự xâm nhập của nước vào tế bào lông hút theo cơ chế nào sau đây?