Mercury (ii) oxide decomposes to mercury and oxygen. in the chemical equation below, what is the subscript, x, on the oxygen equal to? 2 hgo --> 2 hg + o-x-

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?

Describe the interaction that occurs between two objects with the same electrical charge.

What effect might melting sea ice have for people who live in coastal areas?