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28 Nov 2019

A 1900 L tank contains 950 L of water with a salt concentrationof 13 g/L. Water with a salt concentration of 43 g/Lflows into the tank at a rate of 80 L/min. The fluidmixes instantaneously, and is pumped out at a specified rate 113L/min. Let y(t) denote the quantity of salt in the tankat time t.


a.) set up and solve the differential equation for y(t).


b.) what is the salt concentration at t = 10 minutes?


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