Câu hỏi: Electron được tìm ra vào năm 1897 bởi nhà bác học người Anh Tom-xơn. Đặc điểm nào dưới đây không phải của electron? Lời giải tham khảo: Đáp án đúng: C Ta có: me= 9,1094.10-31 kg; mH= 1,6738.10-27 kg ≈ 1u → mH= 1840me. Điện tích: qe= -1,602.10-19 C. Trong thí nghiệm của nhà bác học, màn huỳnh […]
07/01/2022 by admin Để lại bình luận ĐỀ ĐÁNH GIÁ NĂNG LỰC ĐẠI HỌC QG HÀ NỘI SỐ 01.pdf ============== ĐỀ ĐÁNH GIÁ NĂNG LỰC ĐẠI HỌC QG HÀ NỘI SỐ 01.pdf PAGE LOP12.COM Thuộc chủ đề:Tài liệu lớp 12 Tag với:De_DGNL_HN Reader Interactions Link Hoc va de thi 2021
Câu hỏi: Cho các nguyên tố : K( Z = 19), N (Z = 7), Si ( Z = 14), Mg (Z = 12). Dãy gồm các nguyên tố được sắp xếp theo chiều giảm dần bán kính nguyên tử từ trái sang phải là: Lời giải tham khảo: Đáp án đúng: C Ta có […]
An event showcasing the latest in video game technology will take place online again this summer. This is the third time in a row E3 has been affected by the COVID-19 pandemic and is shown online. “Due to the health risk posed by COVID-19 and its potential impact on event attendees, E3 2022 will not […]
Antivirus firm Norton is being criticized for adding a hard-to-remove cryptocurrency miner, named Norton Crypto, to its Norton 360 software suite. Norton announced the integration in June, advertises it as an easy way for users to use the excess processing power on their computers to mine Etherirum. Norton Crypto only works with machines with powerful […]
Entering 2022, many owners of Acura – Honda’s high-end car brand – suddenly simultaneously reported that the clock and calendar on their vehicles were suddenly stuck back to 2002. Reports said that when they got into their car on January 1, they found the clock on the navigation system had frozen at a certain time. […]
Simon George Konrad Hill-Williams, a staunch fan of Yu-Gi-Oh, unfortunately passed away in April 2021 at a very young age, just turning 23. Out of respect for Simon’s hobby, his family decided to build a tombstone with a design and texture that mimics a card in this hit franchise. Simon’s family decided to build his […]
Stephanie Matto is a former star of a reality show in Australia. Recently, she suddenly became extremely famous on the Internet thanks to her own business of “fart smell” bottles. Even more surprising when that series of odd products brought in quite an impressive income for Stephanie, there were weeks when she earned up to […]
Launched in 2011, Galaxy SII is Samsung’s very successful smartphone, helping it gain a foothold in the Android market, where Samsung is still not a giant as it is today. Over 10 years, the Galaxy SII has of course been discontinued for a long time, but XDA Developers member rINanDO has helped this device continue […]
Câu hỏi: Hỗn hợp X gồm hai kim loại A, B nằm kế tiếp nhau trong cùng một nhóm A của bảng tuần hoàn, MA < MB. Lấy 6,2 gam X hòa tan hoàn toàn vào nước thu được 2,24 lít khí hidro (đktc). Kim loại B là Lời giải tham khảo: Đáp án đúng: B […]