Biết 1 mol nguyên tử sắt có khối lượng bằng 56g, 1 nguyên tử sắt có 26 electron. Số hạt electron có trong 5,6g sắt là

Giúp mình bao bài 4 đến 7 nha. Có keyword

Phân tích đa thức thành nhân tử 3x( y - 3z ) -z²( y- 3z ) + 3z-y

Tính nhanh giá trị biểu thức A=1/2x5 + 1/5x8 + 1/8x11 + 1/11x14 +.........+1/2015x2018 giúp em với ạ

What/ should/ do/ protect/ environment/ save/ natural resources. ………………………………………………………………….………………………… Tom/ always/ go/ home/ late/ so/ mother/ angry. …………………………………………………….……………….………………………… Life/ countryside/ simple/ people/ friendly/ and /air/ clean. …………………………………………………….…………….………………………… We/ send / receive/ message/ by/ use computers. ……………………………………………………………………….………………………… It/ only/ small car/ so/ there/ not/ enough room/ all/ us. ……………………………………………………………..…………………………… Technology/now/ mean/ students/ get degree/ without/ be on campus. ……………………………………….…………………….…………………… Bob Milton/ be/ most successful/ pop singer/ for/ last ten years. ………………………………………………………………….………………………………….……… Problem/ food/ everyone/ world/ get/ worse/ and. …………………………………………….………………………………..…………

đề thi đại trà trường năng khiếu ạ giúp mik vs I last saw my best friend six years ago. => I haven’t ………………………………………………………….………..……… The lazy boy keeps forgetting his homework. => The lazy boy is…………………………………………………………..……….. Nobody rented this expensive hotel a long time ago => This expensive………………………..…………………………………………… The water was so cold that the children couldn’t swim in it. => The water was not…….……………………………………………………… The garage is servicing my car on Monday. => I am………………………………………………………………………….. The exam wasn’t as hard as I expected. => The exam………………………………………………….……………………… “Shut the door but don’t lock it”, he said to us. => He told …………………………………………………….………………. .

Tuyển nóc nhà hộ Phát Vẽ chibi đậu màm /anime

33.James will not complete the work if she is ..............rarely enough. a. tell b. telling c. tells d. told. Mọi người làm hộ em với ạ, em cảm ơn.

Cách 2 có 4 cách viết . Giải bài giúp mình giúp mình nhé

The world is currently experiencing a pandemic of an infectious disease called coronavirus disease 2019 (COVID-19). So far, there have been over 4 million infected cases across the world and more than 400 thousand deaths. COVID-19 is a disease caused by a newly discovered coronavirus. Most people ( 46 ) are infected with the COVID-19 virus will experience cold or flu-like symptoms and recover without requiring special treatment. Older people, and those with underlying medical problems like heart disease, chronic respiratory disease, diabetes, and cancer are more likely to __(47 ) serious illness. COVID-19 impacts the elderly and those with pre-existing health conditions most severely. The best way to prevent and slow down transmission is well informed about the COVID-19 virus, what the disease causes and how it spreads. Protect yourself and ( 48 ) people from infection by washing your hands or using an alcohol based rub frequently and not touching your face. The COVID-19 virus spreads ( 49 ) through droplets of saliva or discharge from the nose when an infected person coughs or sneezes, so it’s important that you minimize the potential that you infect someone else. At this time, there are no specific vaccines or treatments for COVID-19. ( 50 ) , there are many ongoing clinical trials evaluating potential treatments. WHO will continue to provide updated information as soon as clinical findings become available. (Source: https://www.who.int/health-topics/coronavirus#tab=tab_1) Question 46: A. whom B. which C. who D. whose Question 47: A. treat B. detect C. develop D. prevent Question 48: A. another B. other C. the other D. others Question 49: A. especially B. primarily C. slowly D. partly Question 50: A. Therefore B. Furthermore C. Otherwise D. However Làm nhanh hộ mình nạ !!