Chemistry Question

Assignment #1Round answers to an appropriate number of digits and include proper units.
A labelled diagram is required for each question.
Answer the following problems, providing details on all calculations. The #, ##, ### or
#### will represent the LAST 1,2,3 or 4 digits of your student number. 000837359
Question 1) Air Pollution Mass Balance
The City of A is approximately 25 km (width) by 40 km (length). The average wind speed
is 15 kph from the northwest and flows through an altitude of approximately 1 km. If the
average annual particulate concentration in the city is 57 ug/m , what is the annual
quantity of pollutants discharged into the air above the City of A? (Report final answer in
tonnes per year) Assume the concentration of particulates coming into Hamilton is ‘0’;
and accumulation of particulates is 37359 kg/d. Use a block diagram to illustrate your
Question 2) Dissolved Oxygen in Water
An industrial WWTP discharges into a large river 0.42 m /s of industrial effluent with an
ultimate BOD concentration of 273 mg/L and a D.O. concentration of 1.9 mg/L at a
temperature of 20∘C. The velocity of the river is 0.75 m/s. Upstream of the point of
discharge, the river has a temperature of 8∘C, an ultimate BOD of 17 mg/L and a flow
rate of 5.1 m3/s. Use a diagram to illustrate the problem. State all assumptions.

the DO concentration at the point of discharge

the DO deficit at the point of discharge

the ultimate BOD at the point of discharge

Don't use plagiarized sources. Get Your Custom Essay on
Chemistry Question
Just from $13/Page
Order Essay
Calculate the price
Make an order in advance and get the best price
Pages (550 words)
*Price with a welcome 15% discount applied.
Pro tip: If you want to save more money and pay the lowest price, you need to set a more extended deadline.
We know how difficult it is to be a student these days. That's why our prices are one of the most affordable on the market, and there are no hidden fees.

Instead, we offer bonuses, discounts, and free services to make your experience outstanding.
How it works
Receive a 100% original paper that will pass Turnitin from a top essay writing service
step 1
Upload your instructions
Fill out the order form and provide paper details. You can even attach screenshots or add additional instructions later. If something is not clear or missing, the writer will contact you for clarification.
Pro service tips
How to get the most out of your experience with Writall
One writer throughout the entire course
If you like the writer, you can hire them again. Just copy & paste their ID on the order form ("Preferred Writer's ID" field). This way, your vocabulary will be uniform, and the writer will be aware of your needs.
The same paper from different writers
You can order essay or any other work from two different writers to choose the best one or give another version to a friend. This can be done through the add-on "Same paper from another writer."
Copy of sources used by the writer
Our college essay writers work with ScienceDirect and other databases. They can send you articles or materials used in PDF or through screenshots. Just tick the "Copy of sources" field on the order form.
See why 20k+ students have chosen us as their sole writing assistance provider
Check out the latest reviews and opinions submitted by real customers worldwide and make an informed decision.
Wonderful service. I plan to use this service again and recommend to friends and co-workers. thank you so much.
Customer 455459, September 30th, 2022
Best writer ever
Customer 454983, February 21st, 2022
I got an A. Thanks
Customer 453877, January 6th, 2021
This writer was suburb compared to the first one.
Customer 454893, September 18th, 2021
very satisfied!
Customer 454099, June 15th, 2020
I got an A on this project.
Customer 453877, February 6th, 2020
Great writer
Customer 454983, February 19th, 2022
thank you custom scholars. you are awesome
Customer 454893, January 30th, 2022
IT, Web
good job
Customer 455223, December 21st, 2021
I got an A in this deliverable 2 today. Thanks
Customer 453877, February 6th, 2020
Health Care
I got an A and got a good feedback from the instructor. Thanks
Customer 453877, May 20th, 2020
I still had to run through Grammarly and grammar check. And correct it
Customer 454925, August 7th, 2022
Customer reviews in total
Current satisfaction rate
3 pages
Average paper length
Customers referred by a friend
15% OFF your first order
Use a coupon FIRST15 and enjoy expert help with any task at the most affordable price.
Claim my 15% OFF Order in Chat
Live Chat+1(978) 822-0999EmailWhatsApp

Order your essay today and save 20% with the discount code GOLDEN