wegan9262 wegan9262
  • 25-11-2022
  • Engineering
contestada

If the bod of raw sewage is 200 ppm, by how much would that water have to be diluted to prevent the oxygen in a stream from dropping from 10 ppm to less than 6 ppm?.

Respuesta :

Otras preguntas

If a number is added to the numerator of 4/9 and twice as much is subtracted from the denominator, the result is -9. Find the number
What improvements in technology have resulted in smaller hearing aids? What are the advantages of smaller hearing aids?
How did trade affect Sumerian sociaty?
Determine whether the figure is a right triangle. a right triangle contains one 90 degree angle. Justify your answer with slopes. ( question 16)
Stalin’s Five-Year Plan was supposed to a. liberate the working class. b. increase manufacturing. c. complete rearmament. d. rebuild war damages.
Factorise x^2+6x-7 ?? Help please
3x+5=19 how do I solve this problem ???
If a number is added to the numerator of 4/9 and twice as much is subtracted from the denominator, the result is -9. Find the number
estimate the product of 51 and 48
Name a substance that moves by each mechanism