25,6g kim loại X (hóa trị II) tác dụng hoàn toàn với HNO3 đặc nóng cho 17,92 lít khí NO2 (đkc). Kim loại X là

Why does a cake rise when you bake it? ♡

When you perform this reaction, what could remain at the end of the reaction? check all that apply. excess reactant aqueous copper chloride excess reactant aluminum oxygen product solid copper carbon dioxide product aqueous aluminum chloride water

How much energy is made when a pice of wood burns. how do you know