After the test, Microsoft will really stamp PCs that “break through” to install Windows 11 – LLODO

Last month, Microsoft tested the watermark on machines running Windows 11 but did not meet the configuration requirements, now, the company is planning to actually roll out this watermark to everyone. According to The Verge, the Releash Preview channel of Windows 11 (which is a test channel aimed at commercial users, with builds almost identical […]

Tổng hợp lý thuyết bài tập hỗn hợp sắt và các oxit phản ứng với chất oxi hóa mạnh có đáp án hóa học lớp 12

Bài tập hỗn hợp sắt và các oxit phản ứng với chất oxi hóa mạnh có đáp án Câu 1: Cho 11,36 gam hỗn hợp gồm Fe, FeO, Fe2O3  và Fe3O4  phản ứng hết với dung dịch HNO3 loãng (dư), thu được 1,344 lít khí NO (sản phẩm khử duy nhất, ở đktc) và dung dịch X. Cô cạn dung dịch […]

h+ có đáp án hóa học lớp 12

Bài tập hỗn hợp oxit sắt phản ứng với axit thường: H+ có đáp án Phương pháp giải hỗn hợp sắt tác dụng với H+  Đây không phải là phản ứng oxi hóa khử mà chỉ là phản ứng trao đổi. Trong phản ứng này ta coi đó là phản ứng của: $2{{H}^{+}}+left[ {{O}^{2-}} right]to {{H}_{2}}O$ và […]

Verse 42: In the very distant geological past, all animals were aquatic. The very first vertebrates or animals with backbones, of which we have any fossil record, lived in water. These vertebrates, the fish, were adapted to underwater living. Their streamlined bodies were covered with scales to reduce surface friction: they had muscular tails so that they could swim swiftly in such a dense medium as water; and they were endowed with gills for breathing underwater. Descendants of fish-type ancestors crossed the seashore barrier and accommodated themselves to life on land. As amphibians, they possess limbs instead of fins and lungs instead of gills. But they never became completely free of the bonds that tied them to the water; even today many amphibians return to the water to lay their eggs. Millions of years after the first clumsy amphibians crawled over the land, newer types of land dwellers appeared, these animals give rise to the present-day reptiles and mammals. They were completely converted for land dwelling, with bodies and biological activities far different from those of fish. With these special adaptations, mammals have been able to colonize the woods and meadows, the deserts and high mountains, often far removed from the sea. The seashore was a barrier for descendants of fish-type because…………

Verse 42: In the very distant geological past, all animals were aquatic. The very first vertebrates or animals with backbones, of which we have any fossil record, lived in water. These vertebrates, the fish, were adapted to underwater living. Their streamlined bodies were covered with scales to reduce surface friction: they had muscular tails so […]

Why do people join groups that practice secondary cooperation?

Thông tin: Members perform tasks so that they can separately enjoy the fruits of their cooperation in the form of salary, prestige, or power. Dịch nghĩa: Thành viên thực hiện nhiệm vụ để họ riêng rẽ có thể tận hưởng thành quả của sự hợp tác của họ trong các hình thức tiền lương, uy tín, hoặc […]

Going out to play golf is too expensive, buy these 4 golf sets at home to save money, the whole family can play together and go up – LLODO

Golf – a noble sport is increasingly attracting the attention of many people. However, accompanying the “nobility” is the extremely expensive cost that players have to spend. For example, the rental price of a golf course will cost at least 50-200 USD / time, in addition to the price of golf equipment, the price of […]

Lý thuyết phần sử dụng phương pháp tích phân từng phần để tính tích phân thi ĐGNL ĐHQG HN

I. Công thức tích phân từng phần (intlimits_a^b {udv}  = left. {left( {uv} right)} right|_a^b – intlimits_a^b {vdu} ) Ví dụ: Tính tích phân $I = intlimits_1^2 {ln tdt} .$ Giải: Đặt $left{ begin{array}{l}u = ln t\dv = dtend{array} right. Rightarrow left{ begin{array}{l}du = dfrac{{dt}}{t}\v = tend{array} right.$. Khi đó $I = tln tleft| {_{scriptstyleatopscriptstyle1}^{scriptstyle2atopscriptstyle}} […]

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