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A tank holds 190 L of pure water. Brine of 0.9 kg/L… | StemPy Lab
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A tank holds 190 L of pure water. Brine of 0.9 kg/L enters at 6 L/min, and the stirred mixture leaves at 6 L/min. What amount of salt does the tank approach after a very long time?
Mathematics
Medium
High School (11–12)
Functions and Calculus › Differential Equations
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A tank holds
190
L
190\ \text{L}
190
L
of pure water. Brine of
0.9
kg/L
0.9\ \text{kg/L}
0.9
kg/L
enters at
6
L/min
6\ \text{L/min}
6
L/min
, and the stirred mixture leaves at
6
L/min
6\ \text{L/min}
6
L/min
. What amount of salt does the tank approach after a very long time?
5.4
kg
5.4\ \text{kg}
5.4
kg
171
kg
171\ \text{kg}
171
kg
211.1
kg
211.1\ \text{kg}
211.1
kg
1140
kg
1140\ \text{kg}
1140
kg
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← A metal ball at 15 °C is dropped into a large tank of water at 40 °C. The ball follows Newton's law of cooling with a positive constant k. Which equation gives its temperature T?
Which family is the set of orthogonal trajectories of the curves yx² = k? →
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