Viết cấu hình electron của các nguyên tử X biết số lượng tử của electron cuối cùng như sau : n=4 , l=0 , ml=0 , ms=+1/2

An exothermic reaction is conducted in an insulated calorimeter filled with water. the calorimeter is then sealed so that there is no heat exchanged between the contents of the container and the surrounding air. which of the following statements is true about the reaction?

Schrodinger and heisenberg developed an alternate theory about atomic nature that contradicted some of bohr's model of the atom. how do changes resulting from new technology and evidence affect the reputation of the atomic theory?

How many atoms are there in 5.70 mol of mg