The most space efficient arrangement of spheres is found in which type(s) of atom arrangement? I. hexagonal close-packed II. cubic close-packed III. simple cubic IV. body-centered cubic

Why is carbon ideal for making different compounds?

Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.

What is the chemical formula of magnesium bromide? a. mgbr2 b. mgbr c. mg2br2 d. mg2br