A tank is filled with 100 L (liter) of water. Brine containing 0.4 kg of salt per liter is poured into the tank at 5 L per minute, and the well-stirred mixture leaves the tank at the same rate.(a) Write the differential equation that the amount of salt, $s ( t )$ in the tank must satisfy.(b) Find the amount of salt in the tank at any time, $t$ .(c) How much salt is present after 20 min?
(d) What is the concentration of solution in the tank after a long time?

Question

Quizplus · Accepted Answer

The Answer of A tank is filled with 100 L (liter) of water. Brine containing 0.4 kg of salt per liter is poured into the tank at 5 L per minute, and the well-stirred mixture leaves the tank at the same rate.(a) Write the differential equation that the amount of salt, $s ( t )$ in the tank must satisfy.(b) Find the amount of salt in the tank at any time, $t$ .(c) How much salt is present after 20 min?
(d) What is the concentration of solution in the tank after a long time?

A Tank Is Filled with 100 L (Liter) of Water s(t)s ( t )s(t)

A Tank Is Filled with 100 L (Liter) of Water $s ( t )$