Acontainer initially contains 10 l of water in which is dissolved 20 g of salt. a solution containing 4 g/l of salt is pumped into the container at a rate of 2 l/min, and the well-stirred mixture runs out at the same rate. how much salt is in the tank at any time t ?

Answer asap! what was one main difference between japanese and european feudalism? a)japanese feudalism emerged out of a period of violence; european feudalism did not.b)japanese feudalism was influenced by religions other than christianity.european feudalism involved the exchange of land for services; c)japanese feudalism did not.d)japanese samurai and european knights did not follow similar codes of conduct.

The were so closely connected to the tang dynasty that korean elites used chinese as their written language. they set up a statewide academy that trained government officials in the philosophy of .

How many soultions does the system of equations have y= -6x + 330x + 5y = 15a.one b.twoc.infinity manyd.none