Question

(1 point) A tank contains 60 kg of salt and 1000 L of water. A solution of a concentration 0.03 kg of salt per liter enters a tank at the rate 7 L/min. The solution is mixed and drains from the tank at the same rate.

(1 point) A tank contains 60 kg of salt and 1000 L of water. A solution of a concentration 0.03 kg of salt per liter enters a tank at the rate 7 Umin. The solution is mixed and drains from the tank at the same rate. a.) What is the concentration of our solution in the tank initially? concentration = (kg/L) b.) Find the amount of salt in the tank after 2.5 hours. amount- (kg) c.) Find the concentration of salt in the solution in the tank as time approaches infinity. concentration (kg/L)

Answer 1

given ma,, balance af sa灶 in ta-k, thi euation - x 0-o3 Rg rin nu n Iu r C = 0.06

can b Jun (0.03-c) n - 15o min ( 1 + -34993) 3 lOO

at t=00 3