Write the mass balance equation, Macroeconomics

Assignment Help:

Environmental engineers and scientists are becoming concerned about pharmaceuticals in the environment. An antibiotic is discharged into a small lake at an influent concentration of 0.05 mg/L. The lake has a surface area of 1.5 acres and a mean depth of 6 feet. The flow into the river is 100 cubic feet per second (cfs). The antibiotic is degraded naturally in the lake with a first-order rate constant of 0.003 s-1.

A. What kind of hydrodynamic model should you use for a small lake?

B. Write the mass balance equation in words.

C. Write the mass balance equation for the antibiotic in symbols at steady state. Define your symbols.

D. What is the antibiotic concentration in a river draining the lake at steady state?

 


Related Discussions:- Write the mass balance equation

Steady state in solow model, conditions for steady state in solow model.in ...

conditions for steady state in solow model.in what respects is golden rule different from steady state?

Difference between project proposal and project feasibility , Project feasi...

Project feasibility study is needed to make a decision whether the project proposal is technically and economically possible. After finalization of the project feasibility report b

Initial equilibrium position, Determine on any market the effect of the fol...

Determine on any market the effect of the following. Do each separately (on a separate graph) starting from an initial equilibrium position for each one. 1. increase in income

Inflation, what are the causes of inflationary gap

what are the causes of inflationary gap

Difference among federal income tax and a federal sales, How could utility ...

How could utility theory help us understand the difference between a federal income tax and a federal sales tax on consumer consumption patterns?

Federal income tax be changed to a flat tax, Take a position on the followi...

Take a position on the following economic issue in the "yes" or "no" selection, support your position with economic theory and critical thinking skills. ISSUE: Should the Feder

plot the aggregate demand, The economy of Mainland has the following aggre...

The economy of Mainland has the following aggregate and aggregate supply schedules:                               Real GDP Demanded                         Real GDP Supplie

Managers could address the challenge, Analyze the ways in which managers co...

Analyze the ways in which managers could use the Federal Register to determine the single most significant challenge associated with its use, and how managers could address that ch

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd