Viết các phương trình phản ứng xảy ra khi cho lần lượt các hợp chất carbonyl sau: aldehyd fomic, aldehyd axetic, aceton phản ứng với CH3MgCl sau đó thủy phân sản phẩm sinh ra trong môi trường acid.

What is lincoln's purpose in writing this speech? question 1 options: to stress the difficulties of war to honor those who died in the war to call for an end to the war to call the country to join a new war

What is the cellular process that releases the energy stored in food molecules

The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is call