Cho 22,8g hỗn hợp A gồm Fe, FeCO3 vào dd HSO, đặc nóng dư thu được 10.08 lít hỗn hợp khi bay ra (đo ở đktc), biết rằng SO2 là sản phẩm khử duy nhất. Tính % khối lượng của từng chất trong hỗn hợp A ban đầu

Free answer. the treaty of versailles ended world war i, but some of the terms of the treaty contributed to the beginning of world war ii. which was one of the terms of the treaty? the answer would be "germany was forces to pay reparations to the allied countries.". i hope this .

When the speed of the bottle is 2 m/s, the average maximum height of the beanbag is m.

Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .