Viết sự phân bố e của z=1 đến z=10 Lớp 1 chứa phân lớp 1s có 2e
Lớp 2 chứa phân lớp 2s , 2p có 2+6=8e

Which form of relativism states that people rely on their own standards of right and wrong when making a decision?

16. in a reaction that has reached equilibrium, a. the forward and reverse reactions are occurring at the same rate. b. the reactants and products are in equal concentrations. c. the forward reaction has gone further than the reverse reaction. d. there are equal numbers of atoms on both sides of the equation. e. a, b, and d are correct.

Once similarity and one difference between a mixture of elements and a mixture of compounds