X là C2H8O4N2 là muối của axit hữu cơ. Y là C4H8O3N2 là đipeptít. Cho 11,64 gam hỗn hợp X, Y tác dụng với NaOH thu được 1,344 lít khí. Nếu cho hỗn hợp X, Y tác dụng với HCl thì thu được m gam hỗn hợp chất hữu cơ. Xác định X, Y và tính m ?

Which describes interactions between substances and stomata during photosynthesis? check all that apply. oxygen enters stomata. oxygen is released through stomata. carbon dioxide enters stomata. carbon dioxide is released through stomata. hydrogen enters stomata. hydrogen is released through stomata.

If you have 5.25 grams of methane (ch4), how many grams of co2 will you produce ?

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?