A 0.056 M solution of lactic acid, HC3 H5O3, has a pH of 2.56. What is the hydronium ion concentration in the solution? [H₂O+]=[ What is the ionization constant, Ka, for the acid? K₂= M

Q: For step 3, are you sure that there are two undesired reactions? Should the rate for U goes to A be…

A: -r1A=k1CA. CB-r2D= k2CD-r3A=k3.CA. CB-r2A=k4CA

Q: I got 10^(-8) instead of 10^(-5) can someone tell me what I'm doing wrong or if my answer is…

A: The volumetric flow rate through an annular gap between two coaxial cylinders in Formula above,∆PL =…

Q: Arrange the following molecules in order of increasing average molecular speed. NH3 at 432K, CO₂ at…

A: Cavg = 8RTπM  where Cavg = average molecular speed  R = universal gas constant = 8.314 J/mole.K T =…

Q: 3B.1(b) Calculate AStot when two iron blocks, each of mass 1 5 °C, are placed in contact in an…

A:

Q: A distillation column is to be used for separating n-butane and n-pentane where the feed (F) mole…

A:

Q: How much work is done if 240 L of argon gas irreversibly double in volume against 1 bar of pressure?…

A: Initial volume = 240 L Final volume = 2*240 L Pressure = 1 bar

Q: (1) Consider the combustion process of coal as shown in the figure below. a) Calculate the flow rate…

A: Basis = 100 mol/hr of dry gas stream (3) From above diagram mole of N2 in dry gas = 100*0.78 = 78…

Q: Calculate the enthalpy of the reaction: CO(g) + 1/2O2, (g) → CO2, (g)

A:

Q: 11.2. The volume change of mixing (cm³.mol-¹) for the system ethanol(1)/methyl butyl ether(2) at…

A:

Q: H.W.4 try to find the equation below For a mixture of constant a: W 1 Inn F α- 1 In- == - (Xu…

A: Batch distillation is the method of separating components based on their relative volatilities. In…

Q: Use Table B.8 to calculate the energy change, in kJ, as 1 mole of N₂ goes from 800°C to 300°C.

A: Given that Thin =800 CThout  =300 Cn=1 mole

Q: A mixture of CH4 and C₂H6 has the average molecular weight 22.4. Find mole % of CH4 and C₂H, in the…

A:

Q: What is the equilibrium constant expression for the following reaction? SO₂(aq) + 4H+ (aq) →Cu(s) +…

A: Given reaction SO2  +4H+  →Cu +2H2O  +SO42-

Q: Problem S-3b. Trichloroethylene (TCE, C₂HCl3, species A) is an industrial solvent that has…

A:

Q: (a) In your own words, describe why makeup water, chemical additives to the makeup water, and…

A: Part a: Some of the water as steam is lost from the system since a part of uncondensed steam is…

Q: 16. Calculate the internal energy of combustion per unit mass for gaseous propane, C3H8, at 25°C…

A: (16) Write the reaction for the combustion of propane as follows: C3H8g + 5O2g → 3CO2g +4H2Ol One…

Q: In solving, indicate the Cash Flow Diagram and Solution A man bought a ford vintage car for Php…

A: Given that :i=12 % per year compounded annually P1=526630down payment ,P2 =138146

Q: A solution of sugar in water is to be concentrated from 5 wt% sugar to 20% sugar. The solution is at…

A: given = Data provided in the problem statement Dry bulb temperature of air entering ( Tdb ) = 45 C…

Q: Calculate the heat needed to raise the temperature of 2kgmol of NH3 for 350 K to 450 K using mean…

A: Basis: 2kgmol of NH3 we know that, Q=mCPm2°T2-T0-CPw1°T1-T0 where, Q= Amount of heat needed m=2kgmol…

Q: The irreversible, exothermic liquid-phase reaction A----->B is to be carried out in a 1 m³ adiabatic…

A:

Q: Question 4: An insulated room is heated by burning candles. Is this a heat or work interaction? Take…

A: 4) Using the entire room as the system, there is no heat interaction because it is well insulated…

Q: Question 4: An insulated room is heated by burning candles. Is this a heat or work interaction? Take…

A: 4) Using the entire room as the system, there is no heat interaction because it is well insulated…

Q: 4. Water, density = 1.94 slugs/ft³ and v= 1.1E-5 ft²/s is pumped between two reservoirs at 0.2…

A: Density of the water = 1.94 slugs/ft3 Kinematic viscosity = 1.1*01-5 ft2/s Volumetric flow rate =…

Q: A gas mixture , ( N2 5%,H2 15%,NH3 76% and Ar 4%  ) flows through a pipe, 25.4 mm in diameter, at…

A: A gas mixture with the following composition is flowing in a pipe. N2 = 5%, H2 = 15%, NH3 = 76% and…

Q: Alyssa repeated the titration of a 5.00 mL antimony trichloride solution with distilled water until…

A: Given that- Concentration of [SbCl3]=0.030 M Concentration of [HCl]=1.2 M Volume of SbCl3=5.00…

Q: Estimate the change in enthalpy and entropy when liquid ammonia at 270 K is com- pressed from its…

A: Given: Temperature, T = 270 K Initial pressure, P1 = 381 kPa Final pressure, P2 = 1200 kPa At 270 K,…

Q: AS₁2 = nc, In 12 T₁ AS₁2 = nc, In- In 1/2 V +nRln AS₁2=nc, In ¹/2 12 p T₁ 2 V₁ P₂ P₁ +nc In- --nR In…

A: by first law of thermodynamics for closed systemdU=dQrev-PdV         [1]we know that…

Q: A batch reactor is charged with 11.1 kmol of sulfur dioxide and 6.3 kmol oxygen, which react reve to…

A:

Q: You have a saturated liquid/saturated vapour mixture at 25°C with enthalpy 2182 kJ/kg. Calculate its…

A: Given  Temperature T = 25 oC Enthalpy h = 2182 KJ/kg

Q: In a laboratory drying test with a solid material the following relation for the falling rate period…

A: Relation of moisture content with time in falling rate period is, dXdt = -0.8 X - 0.05…

Q: I need vapour pressure of water and acytone and name of the reference

A: Solution The Antoine equation is a mathematical equation that relates the vapor pressure of a…

Q: Pump is flowing a Acetone to the heat Exchanger that goes directly to Catalytic Reactor. What would…

A:

Q: 10.38 Fifty (50) mol-s¹ of enriched air (50 mol-% N2, 50 mol-% O₂) are produced by con- tinuously…

A: Two streams are combining to produce enriched air with the following information: Stream 1 → Air…

Q: 1A H2A Li Be Na Mg 3B 4B 5B 6B 7B8B K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Rb Sr Y Zr Nb Mo Tc Ru Rh…

A: Using only the periodic table arrange the following elements in order of increasing ionization…

Q: An insulated room is heated by burning candles. Is this a heat or work interaction? Take the entire…

A: 4) Using the entire room as the system, there is no heat interaction because it is well insulated…

Q: A distillation column is fed a liquid mixture of benzene and toluene at the flow rate of 440 kmol/h.…

A: A mixture of benzene and toluene is separated into distillate and bottom products. Flow rate of…

Q: Question 2: A spring-loaded piston-cylinder device contains 2 kg of carbon dioxide. This system…

A:

Q: H.W: A vessel of volume 0.2m³ contains Oxygen at 1.013 bar and 15°C if 0.4 kg of Oxygen is now…

A: Given that- Initial volume of oxygen, V=0.2 m3=200 L Initial pressure, P=1.013 bar=0.99975 atm…

Q: For a refrigerator designed to work stably, reversible as shown. Prove that the energy efficiency…

A: The coefficient of performance or energy efficiency factor of any refrigerator is defined as the…

Q: 1. A counter-flow heat exchanger was designed to cool 13,000 lb/h of 100% acetic acid from 250°F to…

A: Note: As asked, part (a) and (b) are answered Counter flow heat exchanger is given with following…

Q: B) Ethylene glycol flows at 0.01 kg/s through a 3 mm diameter, thin walled_tube. The tube is coiled…

A: Given that m =0.01 kg/sd=3 mm T=25 CTi =85 CTf =35 C k=0.26 W/m KCp = 2562 J/Kg.K

Q: The heat capacity of gold (Au, 197 g mol-¹), is 25.0 J mol-1¹ K-¹. Calculate the energy needed to…

A: Given that For goldmolar mass =197 gmolCp=25 Jmol K m =26.9 g T1 =18.7 CT2 =51.8 CAccording to…

Q: In a 1 L batch reactor, 1 mol/L carbonic acid decomposes into carbon dioxide and water at room…

A:

Q: 24.22 As part of a bioseparations process, glucose (solute A) in aqueous solution (solvent B) is…

A: Given that thickness,t =2 mm =2×10-3 m d=3 nm =3×10-9 nmT =30 C dmean  =0.86 nm=0.86×10-9 nm

Q: 1. What is a balanced process? How do you scale a flowchart? What is a basis of calculation? 2. The…

A: Amount of C2H6 = 100 mol Amount of air = 2000 mol Amount of benzene-toluene mixture = 1 g

Q: For the reaction C₂H4 (9) + H₂O(g) → CH3 CH₂OH(g) AG = -3.87 kJ and AS =- - 125.7 J/K at 332 K and 1…

A: Given that△Go =-3.87 KJ△So=-125.7 J/KT=332 K n=2.07 mole

Q: A batch combustion chamber is loaded with 151 moles of methane and 909 moles of air (21.0 mol% O₂).…

A: Given that nmethane =151 moles nAir =909 moles  CH4  +O2   → CO2+H2O       According to bartleby…

Q: Ethanoyl Chloride reacts with Ethanol to yield Ethyl Ethanoate and gaseous Hydrochloric Acid.…

A: Given that there are several reaction given and their enthaly of reaction are also givenwe have to…

Q: The liquid phase reaction A -> R with the rate equation rA= -KCA²  is carried out in a tank reactor.…

A: The turnover of a reactor is defined as the ratio of volumetric flow rate of solution flowing…

Q: 6. It is desired to lower the n-hexane content of a nitrogen- n-hexane mixture at 45°C (the partial…

A: Given: Mixture of n-Hexane and Nitrogen at 45∘C is passed through chiller to reduce the…