How did unresolved conflicts affect and endure throughout the 20th century?

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?

What electron configurations do atoms usually achieve by sharing electrons to form covalent bonds?

If 2 different solids have the same masses but different volumes, how will their densities compare? a. the solids will have the same densities. b. the solid with lower volume will have a higher density. c. the solid with greater volume will have a higher density. d. the solid with greater volume will have double the density of the solid with the lower volume.