Answer the following question using the reaction coordináte diagram shown below. 280 240+ 200+ 160+ 120+ 80 40 + Time Heat content (H) kilojoules

Q: Chemical Engineering Question

A: Note: since we are entitled to answer only 1 question, we’ll answer the first one (question 5). Plea...

Q: 17-A refrigerator is to remove heat from the cooled space at a rate of 300 kJ/min to maintain its te...

A: • Given that : Temperature of surrounding (source) = 25°C = (25 + 273) Kelvin = 298 Kelvin Temperatu...

Q: Element - co

A: Cobalt is a chemical element with the symbol Co and atomic number 27. Like nickel, cobalt is found i...

Q: The velocity u(x,t) of a fluid on the interval 0 < x < L obeys the viscous Burger's equation du ди +...

A:  viscous burger equation  =&gt; ∂u∂t + u∂u∂x = ϑ∂2u∂x2                           (1)  fluid velocity...

Q: 1. A reaction done at 100°C without catalysts has the reactant concentration graph shown below. What...

A:

Q: Consider titanium. It is a metal with the same strength as steel but is 45% lighter. It is also resi...

A: (a) Given, Mass of titanium metal is 1 ng. Molar mass of titanium is 47.867 g/mol Avogadro's number ...

Q: Acetic acid in water is to be removed using pure isopropyl ether as solvent. The operation is at 20°...

A: xF = 0.45 (feed)ys = 0 (pure solvent)xR = 0.04 y1= 0.2    

Q: The total energy density of black-body radiation is found by integrating the energy spectral density...

A: Stefan-Boltzmann's law describes how the total intensity intensity of radiation of temperature.  Ste...

Q: Acetate buffers are used in biochemical studies of enzymes and other cellular components to prevent ...

A: Buffer solution can resist pH change of the solution. Buffer solution is basically made by using a w...

Q: H.W3/ Determine the weight of Na* of 22.99 g/mol in 25 g Na2CO; with 142 g/mol.

A: Given, Mass of Na2CO3=25 g Molar mass of Na+=22.99 g/mol  

Q: Which set of quantum numbers is valid? On =2 1= 1 m=-1 s= 1/2 On=4 l= 1 m 1 s=1 On=1 l=2 m= 1 s= 1/2...

A: In case of sets of quantum numbers: n= Principal quantum number which indicates the number of shell ...

Q: β-Pinene (C10H16) and a-terpineol (C10H18O) are used in cosmetics to provide a “fresh pine” scent. A...

A: β-Pinene (C10H16) a-terpineol (C10H18O)  Temperature = 367 K Vapor Pressure of β-Pinene (C10H16) = 1...

Q: 3. Which elbow will give the least friction loss? (a) 90° elbow (c) 45° elbow (d) 30° elbow (b) 60° ...

A: Friction loss is defined as the loss of head occurs in duct flow because of viscosity near the duct ...

Q: Please answer very soon will give rating surely

A:

Q: Which of the following processes has a ASsys > 0?

A:

Q: How does volume affect ∆Hhydr of an ion?   a. Larger volume, the more negative the ∆Hhydr ...

A: Enthalpy of hydration, ΔHhyd, of an ion is the quantity of heat  when one mole of the ion undergoes ...

Q: A   lab technician poured 0.100  kg water at  0 Celsius into a  vessel that contains liquid oxygen a...

A: Latent heat of vaporization is a physical property of a substance. It is defined as the heat require...

Q: Use the following data to calculate the total heat in kJ to convert 2.50 g solid sulfur dioxide at -...

A: In thermodynamics, the heat capacity of the substance (liquid) is defined as the amount of heat ener...

Q: at what time in the future will only 30% of nature's perfect supply of Rn-266 with a hal-life of 1.6...

A: The time after which 30% of the Rn-266 is left is to be determined.

Q: 8 of 48 Which is the best illustration of the Second Law of Thermodynamics? coal changes into a diam...

A: The physical quantities such as temperature, pressure, entropy, and energy are having a relationship...

Q: Problem Many gaseous reactions occur in car engines and exhaust systems. One of these is NO,(g) + CO...

A: NO2+CO  ----------&gt;  NO+CO2 rate= k[NO]m[CO]n m= order w.r.t NO n= order w.r.t CO2  

Q: 2 Briefly describe the functions of drilling fluids.

A: In crude oil industries,  drilling fluids are the type of fluid that is used to aid the drilling of ...

Q: (d) Write a short note on the use of methyl 2-cyanoacrylate, H2C=C(C%3N)-CO2Me, in adhesive technolo...

A: Use of methyl 2-cyanoacrylate in adhesive technology is asked. 

Q: The Ksp for CaF2 does not take into consideration that fluoride is a weak base. What is the equilibr...

A:

Q: Hydrogen is potential alternative to fossil fuels that has been studied extensively. The gas can be ...

A: The Temperature and pressure of hydrogen=298K and 1 bar respectively The volume of Octane=32.02L The...

Q: 14. For the incomplete combustion of silicon: 2Si(s) + O:(g) → 2S¡O(g) AH - -88.2 kJ calculate the a...

A: Consider the incomplete combustion of silicon Two moles of silicon react and produce 88.2 kJ of heat...

Q: Solution 25. 0.1M HC2H3O2(aq) 0.1M KI(aq) because Kl completely dissociates in water to рroduce ions...

A: • In this question, we have been given the concentration of equal concentration of three solutions i...

Q: For the cell  Cd I Cd 2+ (1M) II Cu 2+ (1M) I Cu 1.) Which electrode is the cathode?

A: The reaction is in cell notation In this notation cathode electrode is always on the right side of t...

Q: This vertical pipeline with attached gage and manometer contains oil and mercury as shown. The manom...

A: 1 KN/m2= 0.01bar 1 ATM PRESSURE = 1.01325 bar P0= Atmospheric pressure above the mercury liquid PA= ...

Q: What mass in grams of CO2 is involved in the complete decomposition of a 2.300-g sample that is 38.0...

A:

Q: Which figure represents a process with a positive entropy change? A. В. C. 80 00 8. D. Select one: O...

A: The correct option regarding the positive entropy change is to be chosen.

Q: a) Balance this reaction in basic solution and identify the oxidizing and reducing agents. Pb(OH) (a...

A:   An oxidizing agent, or oxidant, gains electrons and is reduced in a chemical reaction that causes ...

Q: Silver chloride, AgCl, has a Ksp value of 1.8 X 10-10. Diammine silver has a Kf of 1.6 X 107. The Kb...

A: The dissociation reaction of AgCl is After time t let x amount of Ag+ is dissociated So Ag+ will be...

Q: The thiourea in a 1.455 g sample of organic material was extracted into a dilute sulfuric acid solut...

A: Given, weight of sample = 1.455 g, which contains a certain amount of thiourea  The thiourea was ext...

Q: The value of E(X)for the discrete random variable X having the following probability distribtion= 3 ...

A: E(X) is known as the expected value or the long-run mean of a random variable X, and it implies that...

Q: Question 1 Calculate the osmotic pressure (n) at 50 C of a glucose solution C6H1206 that has 60 g of...

A: Temperature (T) = 50°c = 323 K  Mass of glucose = 60 g  Volume (V) = 1500 ml = 1.5 L  Molar mass of ...

Q: Just Solve C

A: 1st e- state is n =1 2nd e- state is n =2      

Q: (a) Find the concentration of calcium ion (in ppm) in a 3.50-g pill that contains 40.5 mg of Ca2+.(b...

A: As there are multiple questions are posted. So, only the first one will be answered. Given Data: Mas...

Q: Estimate the AH for the following gas phase reaction given the Average Bond Enthalpies in the table ...

A: Given, Bond enthalpy of O-H =463 kJ/mol Bond enthalpy of O-O =146 kJ/mol Bond enthalpy of O=O =495 k...

Q: A solution containing 8.32 g of para-aminobenzoic acid (PABA) and 150 of chloroform boils at 62.62°C...

A:

Q: Explain the difference between aspontaneous and nonspontaneousprocess, and explain why the enthalpyc...

A: The difference between a spontaneous and non-spontaneous process is to be explained along with the r...

Q: Fill in the blanks

A: Note: Since you have posted a question with multiple sub-parts, we will solve the first three subpar...

Q: ) A homogeneous gas reaction X → 3 Y has a reported rate at 2150C.  The rate of equation is –rX = 10...

A:

Q: Calculate the pH of a buffer solution that contains 0.950 M CH3NH2 and 1.00 M CH3NH3Cl. (Kb = 4.4×10...

A: Given that a buffer solution contains 0.950 M CH3NH2 and 1.00 M CH3NH3Cl (Kb = 4.4×10-4) To calculat...

Q: Calculate the heat capacity of the calorimeter. If when mixing 25.00 mL of 0.70 M NaOH and 50.00 mL ...

A: Volume of NaOH = 25 ml  Volume of HCl =50 ml  Initial temperature = 25°c  Final temperature = 30°c  ...

Q: Calculate the true volumetric flow rate of methane is the rotameter when the rotameter reads 4.0.

A: Q = 1.10 RR - 0.50  Where RR = Rotameter reading Q = flow liters/minute Methane pressure = 1.10 atm ...

Q: find the theoretical volume of air in m³/kg at 21.28°C and 100.92kPa absolute pressure to burn 5.47 ...

A: The absolute pressure of air=100.92kPa The temperature of air=21.28oC=294.43K Mass of coal=5.47kg=54...

Q: fuel consists of 75 mole % methane and 25 mole % ethane. It enters a furnace with 80% excess air at ...

A: Mole fraction of methane (M) in fuel, xF(M) = 0.75 Mole fraction of ethane (E) in fuel, xF(E) = 0.25...

Q: A medical technicdan is working with the four samples of radionuclides listed In the table below. In...

A:

Q: Air at 20 kPa and 20◦C flows across a flat plate 60 cm long. The free-stream velocityis 30 m/s, and ...

A: Given data: Pressure of air = 20 kPa Temperature of air = 20 0C Length of flat plate = 60 cm Free st...