Gas giants have atmospheres composed primarily of O hydrogen and helium
o hydrogen and carbon
O nitrogen and oxygen
O oxygen and carbon dioxide

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

Using the periodic table, complete the table to describe each atom. type in your answers

In the particles are arranged in a regular, repeating pattern. a)a crystalline liquid b)a crystalline solid c)all gases d)all solids