Answered: If the reaction rate coefficient of BOD…

If the reaction rate coefficient of BOD is 0.3 1/d at 20 oC, what will it be if the temperature is raised to 30 degree C?

Materials Science And Engineering Properties

1st Edition

ISBN:9781111988609

Author:Charles Gilmore

Publisher:Charles Gilmore

Chapter4: Temperature Effects On Atom Arrangements And Atom Motion

Section: Chapter Questions

Problem 30CQ

See similar textbooks

Related questions

Q: Calculate the solubility of LaF3 in grams per liter in pure water.

Q: A body initially travelling at 10 m/s is given a retardation of 2 m/s for 3 s. Find its final…

A: Given data : Time (t)=3 sBody inital velocity (U)=10 m/sRetardation (a)=-2 m/s2In this question we…

Q: Carbon dioxide at 30 °C and 290 kPa absolute pressure expands isothermally to an absolute pressure…

Q: A cylinder that contains 0.068 kg of carbon dioxide (with molar mass 44 kg/kmol), occupying a volume…

A: A temperature is a unit of the average kinetic energy of the particles in an particle. When…

Q: Pressure of 200 kPa is equivalent to a head of h metres of carbon tetrachloride of relative density…

Q: Which of the following is not a cause of energy loss in pipes? O Boundary friction O Changes in pipe…

A: Answer Option (d ) pipe temperature is correct. The explanation is given in next step.

Q: A Carnot engine uses hydrogen as its medium. The volumes at the beginning and end of the reversible…

Q: The temperature of a bar is reduced by 50°C. If the recorded elongation is -0.5 mm and the…

A: We have RelationδL=LαΔT

Q: If the 5 day BOD of a sample is 300mg/L and the ultimate BOD at the same temperature is 480mg/L, at…

A: The given data is: 5 day BOD of sample (BOD5) = 300 mg/l Ultimate BOD of sample (BODu) = 480 mg/l

Q: The concentration of chlorine in a water tower tank was 2 mg/L when the tower was taken out of…

Q: 2. The combined mass of a car and its passengers travelling at 72 km/hr is 3000 lbm- Find the…

Q: If the reaction rate coefficient of BOD is 0.3 1/d at 20 oC, what will it be if the temperature is…

Q: A Carnot cycle running on a closed system has 1.5 kg of air. The temperature limits are 300 K and…

A: Given data: m=1.5 kg of air Tc =300 K TH =1000 K

Q: If the particle formed at the sine of the liquid were a cylinder whose diameter is equal to its…

A: Gibbs free energy is the work required to create a system from nothing in an environmentwith…

Q: What mass of steam at 100°C must be mixed with 344 g of ice at its melting point, in a thermally…

A: The thermal characteristics of matter are those that cause a substance to conduct heat or that…

Q: (iii) If HOCI (hypochlorous acid) degrades in water per first-order kinetics with a rate constant of…

Q: How much water remains unfrozen after 60.8 kJ is transferred as heat from 345 g of liquid water…

Q: 1-5. Mercury has a specific weight of 133 kN/m when the temperature is 20°C. Determine its density…

Q: Q/ If the 5-day 20°C BOD is 150 mg/l what world be it's 8-day 15°C BOD? Assume the deoxygenation…

A: Given: 5-day BOD at 20 oC = 150 mg/L Deoxygenation constant k at 20 oC = 0.23 /d The value of 8-day…

Q: A steel bar is 2 m long at room temperature 35°C and is then heated to 85°C. The coefficient of…

A: Increase in length:δL=LαΔT

Q: Small droplets of carbon tetrachloride at 68 °F are formed with a spray nozzle. If the average…

Q: Chloroform, CHCl3 a volatile liquid, was once used as an anesthetic but has been replaced by safer…

A: The given data is shown below:

Q: Carbon dioxide at 30 °C and 305 kPa absolute pressure expands isothermally to an absolute pressure…

A: Given data:- The given temperature is carbon dioxide is, Ti=30°C The given absolute pressure expands…

Q: Given the standard enthalpy changes for the following two reactions: (1) 4C(s) + 5H2(g)→C¸H10(g) AH°…

A: Given: 4C(s)+5H2(g)→C4H10(g) ∆H°=-125.6 kJC2H4(g)→2C(s)+2H2(g) ∆H°=-52.3 kJ

Q: Small droplets of carbon tetrachloride at 68 °F are formed with a spray nozzle. If the average…

A: Given - Diameter of the Droplet = 240 um Temprature = 68 °F Find = Pressure difference between the…

Q: Lauren has worker building her house on a hot summer day. She prepares a drink for them by adding a…

Q: What is the minimum amount of ice at 0°C that must be added to the contents of a can of diet cola…

A: The given data is shown below: Latent heat of fusion of ice=333 J/gVolume of can of diet cola=340 ml

Q: 120 mg/m3 of SO2 concentration is present at STP. What will be its concentration in ppm at 20°C?

Q: 7. Which among the following is the formula for Gibbs free energy? a) H-TAS b) H-T c) TAS d) H-S

Q: Small droplets of carbon tetrachloride at 68 °F are formed with a spray nozzle. If the average…

Q: A metal rod made of some alloy is to be used as a thermometer. At 0oC its length is 40000cm, and at…

A: The change in dimension of any body depends upon many factors and one of those is temperature.Change…

Q: Calculate ultimate BOD. If the BOD 5 is 100 mg/L and the reaction rate constant is 0.115 d-1 (at…

A: Given data : Reaction rate constant (K)=0.115 d-1BOD5=100 mg/l

Q: A sample of hydrogen expands from 435 mL to 956 mL at constant temperature. Calculate the work done…

A: Given Data: The initial volume of the hydrogen sample is Vi=435 mL. The final volume of the hydrogen…

Q: A steel tape with a coefficient of linear expansion of 0.0000116/°C is known to be 100 m long at…

A: Determine the temperature correction per tape length.

Q: For some transformation having kinetics that obey the Avrami equation (Equation 10.17), the…

A: Solution: Given Data: n=1.650% complete after 147 sec 85% complete after =? sec As per Avrami's…

Q: At what air temperature will exhaled breath condense by self-nucleation? Assume that a saturation…

A: Given: Saturation ratio = 4.3

Q: a constant-volume process, 202 J of energy is transferred by heat to 0.90 mol of an ideal monatomic…

A: given data energy transferred=202 J n=0.9 mol initial temperatureTinitial=297 K

Q: Small droplets of carbon tetrachloride at 68 °F are formed with a spray nozzle. If the average…

A: Answer : We are given Temperature T = 68oF Average diameter d = 300 μm We know that pressure…

Q: When the potential energy of a conservative system increases, the kinetic energy?

A: As per the law of conservation of energy system Total energy is always constant.

Q: What volume at STP is produced when a current of 20 A is passed through a molten NacI (I) for 2.0…

Q: 7-227 water buhan is condensed at a constant temperature of 30°C in the condenser of a power plant…

Q: An aluminum-alloy rod has a length of 8.1814 cm at 14.00°C and a length of 8.1942 cm at the boiling…

A: we knowα=1LdLdTα=18.18148.1942-8.1814100-14α=1.8192×10-5 per °C

Concept explainers

Friction

Friction is defined as the force that prevents any solid surface, any layer of fluid, or any kind of element or material from sliding.

Question

If the reaction rate coefficient of BOD is 0.3 1/d at 20 oC, what will it be if the temperature is raised to 30 degree C?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.

Similar questions

The equilibrium constant for the reaction below is 1.8 x 1019 at 298K. What is the value of the standard cell potential for this reaction? Nij + Hg²CI?«) 2Hg) + 2Cl (aq) + Ni2+, (aq) Determine the cell potential for this reaction. O 0.57 J/C O 1.02 J/C O 0.24 J/C
Assume an ideal-gas equilibrium holds for the following reaction: SO2 +02 + SO3 Draw a qualitative variation of S03 concentration with temperature.
H.W3: Predict the ideal solubility of lead in bismuth at 280°C given that its melting point is 327°C and its enthalpy of fusion is 5.2 kJ mol-1, M.wt Bi=209 g/mol, M.wt Pb=209 g/mol.
(a) What is the physical significance of energy of activation ? Explain with diagram.(b) In general, it is observed that the rate of a chemical reaction doubles with every 10 degree rise in temperature. If the generalization holds good for the reaction in the temperature range of 295 K to 305 K, what would be the value of activation energy for this reaction ?[R = 8.314 J mol-1 K-1]
(9A metal rod made of some alloy is to be used as a thermometer. At OoC its length is 40000cm, and at 1000C its length is 40060cm. (a) What is the linear expansion coefficient of the alloy? (b) what is the temperature when its length is 39975cm?
2. In a copper-nickel system as shown in figure, an alloy composition of 35 wt% Ni was cooled down from the temperature of 1300°C. Sketch the expected microstructures at the point a, b, c, d and e and briefly describe the development of these microstructures in the equilibrium cooling. L. L (35 Ni) 1300 L (32 Ni) a (46 Ni) a(43 Ni) L (24 Ni) d 1200 1100 20 30 40 50 Composition (wt% Ni) Temperature (°C))
The activation energy of the gas-phase reaction OH(g) + HCl(g) → H2O(g) + Cl(g) is 3.5 kJ mol¯1, and the change in the internal energy in the reaction is AU = -66.8 kJ mol¬1. Calculate the activa- tion energy of the reaction H2O(g) + Cl(g) → OH(g) + HCI(g)
Figure P2.33 shows a portion of the H2O-NaCl phase diagram .a. Using the diagram, briefly explain how spreading salt on ice causes the ice to melt. Show numerical examples in your discussion. b. At a salt composition of 10%, what is the temperature at which ice will start melting? c. What is the eutectic temperature of the ice and salt combination?
NaOH (aq) + HCI (aq) NACI (aq) + H2O (1) Volume of 1.00M HCI (mL) 45.0 Volume of 1.00 M NAOH (mL) 50.0 Initial Temperature ("C) 22.1 Final Temperature (C) 31.6 la) Calculate the moles of HCI used in the reaction. Moles of HCI = mol (b) Calculate the moles of NaOH used in the reaction. Moles NaOH= mol (c) Which reactant is the Limiting Reactant, HCl or NaOH? Limiting Reactant = (d) Is this acid-base neutralization reaction exothermic or endothermic? NOTE: DO Include the correct number of significant figures or you will be marked wrong and DO NOT include units in your answer.
What is the Henry’s law constant in dimensionless form and atmospheres for a compound that has a Henry’s law constant of 2.0 atm/ (mol/L)? What is the dimensionless Henry’s law constant for a compound that has a value of 200 atm? Assume the temperature is 10? C.
Consider the equilibrium system described by the chemical reaction below. A 1.00 L reaction vessel was filled with 2.00 mol SO2 and 2.00 mol NO2 and allowed to react at a high temperature. At equilibrium, there were 1.30 mol of NO in the vessel. Determine the concentrations of all reactants and products at equilibrium and then calculate the value of Kc for this reaction. SO:(g) + NO2(g)= SO:(g) + NO(g) 1 2 NEXT Based on the given values, fill in the ICE table to determine concentrations of all reactants and products. SO:(g) NO:(g) SO:(g) NO(g) + + Initial (M) Change (M) Equilibrium (M) RESET +x -X 1.00 2.00 1.30 -1.00 -1.30 2.30 2.70 0.70 1.35 2.00 - x 2.00 + x Activa Go to Se 1L
An aluminum cup of 150 cm3 capacity is completely filled with glycerin at 16°C. How much glycerin will spill out of the cup if the temperature of both the cup and glycerin is increased to 39°C? (The linear expansion coefficient of aluminum is 23 x 10-6 1/CO. The coefficient of volume expansion of glycerin is 5.1 x 104 1/C°) loth prob Number i Units