Why were merchants prevented from from serving in the government in china prior to the song dynasty

Ascientist performs an experiment where she measures the mass of a piece of metal, pours acid onto the metal, washes the metal, and then re-measures the mass of the metal. the scientist repeats the experiment several times, each time increasing the amount of acid used. the dependent variable in the experiment is the: initial mass of the metal final mass of the metal amount of acid used washing the metal

The zealots were jews who believed a: they should fight the romans c: they should set up a new country b: they should accept roman rule d: religious law must be followed asap i'm taking a test

In the space provided, analyze the pros and cons of establishing smaller ethnic communities within larger communities like chinatown and little italy. use evidence to support your reasoning.