Alake with constant volume 10 x100 m is fed by the pollution-free stream with flow rate 70 m/s. a factory dumps 8 m/s of a nonconservative waste with concentration 120 mg/l into the lake. the pollutant has a reaction rate coefficient k of 0.25/day. assuming the pollutant is well mixed in the lake, find the steady-state concentration in the lake

Asif spent $745.10 on 13 new file cabinets for his office. small file cabinets cost $43.50 and large file cabinets cost $65.95. write and solve a system of equations to find the number of small cabinets and large cabinets he purchased. determine if each statement is true or false. 1. he purchased 5 small cabinets. true or false 2. he purchased 7 large cabinets. true or false 3. he spent $527.60 on large cabinets. true or false

How do you find principle and simple interest

What does x = in this equation x+3+2x=x+5