Ascientist who solves a new problem using something already learned is being 

Afamily is one another name for a group on the table of elements.

What does the process of natural selection involve

The alkali metals (group 1) consist of lithium (3), sodium (11), potassium (19), rubidium (37), cesium (55), and francium (87). they are soft, metallic solids with low densities and low melting points. based on the data shown in figure 1, how many valence electrons do alkali metals share?