A wastewater has a BODs of 205 mg/L at 20°C. The reaction rate constant at that temperature has been determined to be 0.12/day (base e). (a) (b) Find the ultimate carbonaceous BOD. Find the the reaction rate constant at 10°C. Find BOD5 at 10°C.

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Q: 2. A viscous liquid is to be pumped between two buildings at a chemical plant in an above-ground…

A: Given that do =22 cm l=110 m m=20 kg/sCP=1300 JKgKV=14 m/s

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Q: Q4: A gaseous fuel burned completely. Where it having the composition (46% CO, 10% CH4, 40% Hz, 2%…

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A: Orsat analysis of a fuel mixture is given.

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A: Given that- Gas flow rate,Q =3.5 MMscfd   Working pressure, P= 300 Psia Working temperature,…

Q: 30°C

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Q: A natural gas contains 95 wt% CH4 and the balance C2H6. Five hundred cubic meters per hour of this…

A: Given that, The weight fraction of CH4 in natural gas = 0.95 The weight fraction of C2H6 in natural…

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A: The given reaction is, 3A + B → 3C + 2D the rate of formation of "C", +dCCdt = 0.3 mmol L-1 s-1

Q: A BOD test is run using 60 mL of treated wastewater mixed with 240 mL of pure water. The initial DO…

A: Treated wastewater = 60 mL Pure water = 240 mL Initial DO of the mixture = 9 mg/L DO after 5 days =…

Q: Calculate the heat required to raise 11b mole of 1-butene at 600°F to 1000°F. Given that Cp=3.909…

A: Heat required to raise the temperature of I-butane is to be calculated. Given: Moles of I-butane, n…

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A: Introduction The threshold limit value (TLV) is considered to be  a level to which a worker can be…

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A: a) balanced equation is 2C4H10 + 13O2 = 8CO2 + 10H2O

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Q: (3.) angeda 1200 A 1000 800 600 400 IT 200 0 (Cul B 8.0 Solidus Solvus 20 -Liquidus 779°C (7g) a + B…

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Q: Determine the volume in m^3 occupied by 22 kg of propylene at 87°C and 31 bar. Solve using the…

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Q: how did you get the Y1?

A: Acetone is absorbed from the mixture of acetone-air with the help of water in an absorption tower.

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A: Ammonia is produced by the Haber process.

Q: This question requires the use of the extracts from the tables of thermodynamic properties supplied.…

A: Temperature = 30 0C Pressure = 1.9 bar or 190 kPa

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A: A parallel liquid phase reaction is given.

Q: Q2. Consider a fuel which is an equimolar mixture (1 mole each) of propane (C3Hs) and methane (CH4).…

A: Given that, The number of moles of propane C3H8 in the fuel = 1 mol The number of moles of methane…

Q: A gas stream consists of 90 mole% N2 and 10 mole% CO2. We wish to absorb the CO2 into water. The…

A: Given, The mole fractions of the 90% N2 and 10% CO2 on mole basis. Take the basis as 1 mol/h The…

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A: Propane is burned with air.

Q: 6.37. Steam undergoes a change from an initial state of 450°C and 3000 kPa to a final state of 140°C…

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Q: Propane gas at 100°C is compressed isothermally from an initial pressure of 1 bar to a final…

A: Given that, Temperature T = 100oC = 373.15 K Temperature remains constant in an isothermal process.…

Q: Calculate the change in entropy of a system with mono atomic ideal gas at 10 moles when pressure and…

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Q: A slurry reactor has been operating to carry out a hydrogenation reaction. After one year of…

A: Introduction to relevant concept and terms A slurry reactor is usually a three phase catalytic…

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Q: (2.17) A rectangular steel (k = 58.7 W/m K) fin 25 mm thick and 150 mm long is attached to a wall…

A: Given that- k=58.7 W/m.K Thickness of fin, t=25 mm = 0.025 m Length of fin, l=150 mm=0.15 m…

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A: A reversible liquid phase reaction is carried out in a non-isothermal constant stirred tank reactor.

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Q: Consider cyclohexane at 175ºC. Determine Z and V (cm^3/mol) when P = 8.74 bar (saturated liquid)

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Q: Calculate W, Q, AU and AH for the process?

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Q: A closed, isolated system is in equilibrium. Which of the following statements will NOT be true? O…

A: The correct answer is to be identified.

Q: How did you get the overall cp value?

A: Given that Cp value of given substance which are used in reaction are given in table form