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A tank contains 800 liters of fresh water. Brine containing 2.5 N/L of salt enters the tank at 20 L/min, and the mixture, kept uniform by stirring, runs out at 10 L/min. After 45 minutes, what is the concentrations of the salt in the mixture? 1.476 N/L 2.476 N/L 3.476 N/L 3.23 N/L

A tank contains 800 liters of fresh water. Brine containing 2.5 N/L of salt enters the tank at 20 L/min, and the mixture, kept uniform by stirring, runs out at 10 L/min. After 45 minutes, what is the concentrations of the salt in the mixture? 1.476 N/L 2.476 N/L 3.476 N/L 3.23 N/L

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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A tank contains 800 liters of fresh water. Brine containing 2.5 N/L of salt enters the tank at 20 L/min, and the mixture, kept uniform by stirring, runs out at 10 L/min. After 45 minutes, what is the concentrations of the salt in the mixture? 1.476 N/L 2.476 N/L 3.476 N/L 3.23 N/L
Transcribed Image Text:A tank contains 800 liters of fresh water. Brine containing 2.5 N/L of salt enters the tank at 20 L/min, and the mixture, kept uniform by stirring, runs out at 10 L/min. After 45 minutes, what is the concentrations of the salt in the mixture? 1.476 N/L 2.476 N/L 3.476 N/L 3.23 N/L
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