What is the concentration of bod remaining after 3 days

Assignment Help Civil Engineering

Reference no: EM13313307

A 20 cubic meter tank contains ultimate BOD at a concentration of 550 mg/L. If the BOD reaction rate constant is -0.42/day, what is the concentration of BOD remaining after 3.0 days?

Reference no: EM13313307

Questions Cloud

Assignment for bmw : Assignment for bmw

What could the mds that violate 4nf be : Let's define the rating of a director to be the average rating of all his/her movies. Find the names and ratings of all directors who have directed movies starring Al Pacino.

Determine what is the coefficient of permeability : An aquifer is 45 meters deep and has a well that pumps water at 850 cubic meters per day. One observation well is located 45 meters away and has a water surface that is 44.35 meters above the bottom of the aquifer.

Explain what is the ph of 0.191 mol/l ch3cooh(aq) : Acetic acid, CH3COOH, is a weak monoprotic acid (pKa=4.74 at 25oC). What is the pH of 0.191 mol/L CH3COOH(aq) at 25oC

What is the concentration of bod remaining after 3 days : A 20 cubic meter tank contains ultimate BOD at a concentration of 550 mg/L. If the BOD reaction rate constant is -0.42/day, what is the concentration of BOD remaining after 3 days

Testing to assess the worth of a new windows program : Testing to assess the worth of a new Windows program

What is the max length to which it may be stretched : For an unknown alloy the stress at which plastic deformation begins is 400MPa and the modulus of elasticity is 120GPa. If the original specimen length is 76 mm, what is the max length to which it may be stretched without causing plastic deformatio..

Find the thrust of the rocket : A rocket burns fuel at a rate of 200 kg/s and exhausts the gas at a relative speed of 4.0 km/s. Find the thrust of the rocket

Explain the structure for an isomer of compound a : Give the structure for an isomer of compound A that has a melting point that is appreciably different from that of A yet NMR spectra that are almost identical to those of A. Include wedge/dash bonds.

User Account

All Pages