What is the atomic mass of element x of a 30,000 milligram sample of element x contains 1 mole of element x atoms?

Easy definition for atom and atomic mass

Read these sentences from the text. near the equator, the tropics receive the most rain on a consistent basis. as a result, the fresh water falling into the ocean decrease the salinity of the surface water in that region. [. .] . . as the salt content of sea water increases, so does its density. what can you infer about how rain affects the density of surface water near the equator?

If the particles in a sample of matter have an orderly arrangement and move only in place, the sample is a