Ultimate bod of municipal wastewater-reaction rate constant

Assignment Help Civil Engineering
Reference no: EM1383357

If bod5 and ultimate bod of a municipal wastewater are 200mg/l and 457 mg/l respectively what is the reaction rate constant? a) .265 b) .050 c) .115 d) .165

Reference no: EM1383357

Questions Cloud

Maximum total load that can be applied to a truss : How do you find the force ratio equation to determine the maximum total load that can be applied to a truss? Given a force of a member how do you find the force ratio?
Enzyme aldehyde dehydrogenase : It is the accumulation of acetyaldehyde that results in flushed face, dizziness, and light headedness responses that are associated with ethanol intoxication.
Force required to hold the pipe : A 0.3-m diameter pipeline terminates in a nozzle of outlet diameter = 0.15 m. When water flows through this pipe at a rate of 0.25 m3/s, the force required to hold the pipe (N) is most nearly.
Information about socialization : Select a family member or someone you know well who has experienced most adult life stages, such as a parent, grandparent, older brother or sister.
Ultimate bod of municipal wastewater-reaction rate constant : If bod5 and ultimate bod of a municipal wastewater are 200mg/l and 457 mg/l respectively what is the reaction rate constant? a) .265 b) .050 c) .115 d) .165
How could you have structured the relationship with walker : How could you have structured the relationship with Walker differently in order to avoid a potential lawsuit? Provide a rationale to support your answer. Support your answers with examples and reasoning.
Observed stratification in workplace : Provide at least two specific examples from your personal experiences that demonstrate stratification. For example, describe where you have observed stratification in the workplace, the media, home, or school.
Find the genetic distance : An individual heterozygous for 4-gene pairs  AaBbCcDd  was testcrossed to  aabbccdd , and progeny were classified as follows,
Find the margin of error : Find the best unbiased point estimate for the population mean weight of the packages received by the parcel service.

Reviews

Write a Review

Civil Engineering Questions & Answers

  Determine the compression of each spring

The 75 lb block is released from rest 5 ft above the plate. Determine the compression of each spring when the block momentarily comes to rest after striking the plate.

  Falling-head permeability test

A falling-head permeability test was carried out on a clay soil of diameter 100 mm and length 150 mm. In 4 minutes the head in the standpipe of diameter 5mm dropped from 680 to 350 mm.

  Comparative analysis of the types of safeguards

Provide a comparative analysis of the types of safeguards would you suggest for the company's information system.

  Minimizing the tension tab

What should TAC , TAB and the acute angle ? between TAB and the vertical to minimize the tension TAB ? Take o and W = 1,000 N. Hint: Consider various possible force triangles and decide on inspection how to minimize TAB.

  Four-lane urban freeway

A four-lane urban freeway (two lanes in each direction) is located on rolling terrain and has 12-ft lanes, no lateral obstructions within 6 ft of the pavement edges, and an interchange every 2 miles.

  Total delay and maximum queue length

Determine total delay, maximum queue length, and the time that the 20th vehicle to arrive waits from its arrival to its departure.

  Pharmaceutical mixing tank

In year one, a pharmaceutical mixing tank had a market price of $120,000. It replaced an older smaller mixing tank that had a BV of $15,000.

  Force that cause stress-free

The rigid bar abcd is supported by a pin at B and restrained by identical steel bars at C and D, each of area 250mm 2 . if the temperature is increased by 8 0 C, find out the force P that will cause the bar at c to be stress-free.

  Strength to operate the pulley

If the difference in weight between the two baskets must greater than 15 lb they will not have the strength to operate the pulley. The King weighs 195 lb, the princess weighs 105 lb, and the prince weighs 90 lb.

  Find out velocity head expressed in atmospheres

What is the velocity head expressed in atmospheres for a rapid filter operated at a surface loading rate of 475 m/d when the local porosity is 0.40?

  Mass of water vapor diffuses through tube

If the water vapor is removed from the upper tank so that the concentration there remains nearly zero, what mass of water vapor diffuses through the tube each hour?

  Expanded depth of the bed after the backwash

Find the expanded depth of the bed after the backwash when initial depth of the bed is 3 ft using given conditions. μ = 0.01g/cm/sec, T = 25oC, ρs = 2.65, ρ=1, washrate = 1.5 cm/sec, ks2 = 196. (Assumed single size)

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