You need to design a completely mixed activated sludge system for the town of gopack. the influent substrate concentration is 300 mg/l as bod and the influent flow rate is 12 mgd. the following kinetic parameters were determined from treatability studies: k = 22 g bod/g vss/day; y = 0.4 g vss/g bod; ks = 200 mg/l as bod; kd = 0.1 day-1

la respuesta es si te gusta hacer lo que siempre haces cuando nunca ves a alguien en el espejo porque sabes que no siempre están ahí.

i need mutiple choices

because natural gas is colorless, odorless, and tasteless, distributors add mercaptan (a chemical that smells like sulfur) to give natural gas a distinct unpleasant odor (it smells like rotten eggs). they locate the types of rock that are likely to contain natural gas deposits.

16

explanation:

the marks go by 4s