Which is the electron configuration of a transition element in the ground state?
[Ar]4s
[Ar]3d104s
[Ar]3d104s24p
[Ar]3d104s24p

Tell me the iupac name of the following compounds:

Calculate the mass of 0.750 mol of the following substance. na3po4. , i'm not quite sure on how to set up the problem to solve! : (

Use the drop-down menus to label each of the following changes p for physical change and c for chemical change. the substance changes to a new substance. the original substance can be recovered. the color changes. gas is produced and given off. the substance changes size, shape, or volume.