How many moles of Ag, SO, can be fomed from 0.50 mol Agt?
2 Ag+ (aq) + So - (aq) —
Ag2SO4(s)

answer: any goods being imported from another country may be subject to issued by the federal government are tariffs

explanation:  

tariffs are a tax on anything that are imported from abroad. government use them to protect and boost their local industries and the thought is that they encourage consumers to buy local instead of importing and they will hope will protect jobs and economy in the country that implements them  

d) a person who learns about the world by observing it.

explanation:

scientist are people who discover why and how things are done and made in the world.