Why is it easier to produce an amorphous material in polymers and in some ceramics than in metals? O Metals have a long-range order of repeating structure than polymers and ceramics. Polymers and ceramics are more amorphous than metals. Polymers and ceramics are more porous than metals. Polymers and ceramics are easily solidified than metals.

Q: 2. Reaction between two acids occurs, which is the 2nd order reaction. Activation energy Ea is 60…

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Q: Water is flowing in a conical vessel 15 cm deep and having a radius of 3.75 cm across the top. If…

A: Given Depth of conical vessel (H) = 15 cm Radius of top (R) = 3.75 cm Rate at which water…

Q: the system has heat transfer at 20°C to the sutay An open system operates at Steady state and…

A: Given: Flow of saturated vapor is 210°C, condensate discharge at 20°C  Surrounding temperature is at…

Q: Q1/ A gas at 170 atm and 149 °C consists of (80% methane, 18% ethane, 1% propane and 1% carbon…

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Q: a) (i) What are a Newtonian fluid and a -Newtonian fluid? Classify pendent non-Newtonian fluids and…

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Q: 5 Saturated water vapor at 14 MPa has a specific volume of 0.010 m³/kg. The water is depressurized…

A: Given:  Specific Volume = V = Constant = 0.010 m3/kg  we know that,  Quality = X  = V - VfVg - Vf

Q: Chemical engineers focus on O Physical Model mathmitical model O O

A: Mathematical modeling is a effective device for understanding, designing, and predicting strategies…

Q: 3. Paraxylene, styrene, toluene, and benzene are to be separated with the array of distillation…

A: From Overall Mass Balance: Feed = D1 + B1 + D2 + B2              ----------(1)  From Overall…

Q: Are these statements about the evaporators true? Statement 1: Product foaming during vaporization is…

A: During the vaporization of a product, foaming is prevalent. Special designs for the feed intake may…

Q: (For Nos 4 to 6). Heat Loss from a Pipe. A bare stainless steel tube having an outside diameter of…

A: Given Data: Outside diameter; D=76.2 mmD=0.0762 m Emissivity; ε=0.55 Temperature; T1=366.4 KT2=294.2…

Q: Methane (CH,) can be dehydrogenated according to the following reaction - 2CH4(g) → C2H2(g) + 3H2(g)…

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Q: A crystallizer is charged with 8000 kg of an aqueous solution at 104 ° C containing 29.6% Na2SO4 by…

A: Given:BASIS:8000 kg of feed Feed F=8000 kg Mole fraction of Na2SO4=0.296 Required to find: (i) The…

Q: Calculate the ratio of the effusion rates of N2 gas and O2 gas.

A: there are two gases given one is N2 and another is O2we have to find ration of their effusion rates

Q: Example 8. Calculate the number average and weight average molecular masses of polypropylene polymer…

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Q: If the readings are 2 3 4 the variance is---- O 0.74 O 0.66 0.44 0.55

A: We know,  Variance = ( standard deviation)2

Q: What is Separation Processes?

A: Introduction: A separation is a method that converts an aggregate or answer of chemical substances…

Q: HOW? normailty =mol/L

A: To answer  the question threaded to the originally solved question

Q: Exactly 3 g of carbon was burned to CO2 in a copper calorimeter. The mass of the calorimeter is…

A: Specific heat capacity is defined as the amount of heat necessary to raise the temperature of one…

Q: (1) What does DAR mean in the Fick's law (please give an example)? (ii) Please explain two different…

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Q: 2. Label the names of the following membrane filtration operation modes at the bottom of the images

A: This is dead end flow  The particles are trapped within membrane and all water   Will pass…

Q: Calculate the maximum number of grams of CaSO, that could dissolve in 50.0L of water. (Ksp for CaSO4…

A: Given data:  Solubility =50 L Ksp=2.4 x 10-5

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Q: Prepare a MSDS Table for one of the following chemicals highlighting the most important six…

A: Introduction: A material safety data sheet (or MSDS) is a document that gives employees techniques…

Q: One manufacturing plant for producing certain product at a rate of 375 lb/min. They are at constant…

A: Given: Molecular weight of ethylene oxide, M=44 mass flow rate in product =m=375 lbmin…

Q: Example 3.7: For the rectification in previous example, where a benzene-toluene feed is being…

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Q: Calcium oxide is soluble in water True O False

A: Given  Calcium oxide is soluble in water  Above statement is true

Q: If the weight of calcium oxalate is 2g and weight of ammonium oxalate is 0.15 g then te percentage…

A: Given the following information:  Weight of calcium oxalate  = 2 g weight of ammonium oxalate = 0.15…

Q: Which of the following is a strong acid? O acetic acid hydrochloric acid Ohydrofluoric acid…

A: Strond acid: A strong acid is one that is completely dissociated or ionized in an aqueous solution.…

Q: Using conservation equation in fluid flow i. e. continuity equation, the set of velocity component…

A: from continuity equation, we know that- ∂u∂x+ ∂v∂y+∂w∂z=0 In above question- u = 2x2-xy+z2 =>…

Q: 2. (a) 4 m, a width of 6 m and U = 1.8 m/s. For one side of the plate, find: Air at 40 °C and 1 atm…

A: 2(a) Given, The length, L = 1 m The velocity, U∞ = 1.8 m/s The width, w = 6 m The temperature, T =…

Q: A mixture of CuSO4.5H2O and FeSO4.7H2O weighs 100 g. It is heated in an oven at 110 ° C to evaporate…

A: Given that- Mass of mixture= 100 g Mass of water removed = 59.78 g Mass of anhydrous salt mixture=…

Q: Gases behave as an ideal gas at low densities (ie., low pressure, high temperature), what is the…

A: When Gases Behave as an ideal gas at low density then Critical Temperature of Ideal Gas is always…

Q: 100 ml of a liquid effluent (sp. gr. 1) is evaporated and 150 mg residue is obtained. 100 mg of this…

A: Solid% Residue collected from when 100 mg of 400 mg amount of settled solids from 1 lit. of this…

Q: To get rid of colloidal precipitate we use either digestion or diverse ion O true O False Increase…

A: We have to answer the true/ False of the above question about the digestion and pH of the solution

Q: Green apple have higher pH than egg. True False To measure the moisture content of cereals we use…

A: Given data  Green apple have higher pH than egg.  To measure the moisture content of cereals we use…

Q: starting with the chocked mass flow rate equation for isothermal ideal gas flow discharging through…

A: The mass flow rate of the orifice is considered to be equation one. The coefficient of discharge…

Q: An irreversible gas-phase reaction is carried out in a batch reactor at 25° C. The reaction is A + B…

A: Given-For batch reactor Reaction A+B  → C -rA=kCACB k=3.5×10-5m3mol st=500 secCA0=50 molm3 Find…

Q: Determine the specific volume of superheated water vapor at 0.1 MPa and 500°C, using : (a) the…

A: Given: Pressure of superheated water, P = 15 MPa Temperature, T = 350 oC (a) Using ideal gas…

Q: Which of the following combinations can be used to make a buffer? (Assume equal volumes are used.)…

A: Given information: Buffer solution For equal volume used Molarity (M) = Moles used/Volume of the…

Q: A tank is discharging water through an orifice at a depth x (m) below the surface of water whose…

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Q: There weren't . choices

A: Ans. There weren't  many choices.         Option (iii) is correct.

Q: Q4 :- What is the hydroxide ion concentration in a solution that has a pH = 4.5?

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Q: lem 2: P-2 Ethanol is diffusing through a 4-mm stagnant film of water. The ethanol concentrations of…

A: Given, Thickness of stagnant film = 4 mm Film temperature = 283 K

Q: We use magnetic sheets (lamination) for the core of the power transformer to: None of the choices…

A: the central iron core is developed from of a exceptionally permeable fabric made from skinny silicon…

Q: A hard rock (specific gravity = 3.8) is fed at 12000 kg per hour (F2) to a ball mill operating with…

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Q: of 50 mg/L is Water with a chloride concentration discharged into a river at a flowrate of 100 m³/h…

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Q: 240 mol of an liquid mixture of 30 mol% species M and 70 mol% species E is fed to a flash drum. The…

A: Given Mixture=30mol% M+70mol% E Mixture n=240 mol Data given P*M(T=90℃)=500 mmHg…

Q: Example 3.7: For the rectification in previous example, where a benzene-toluene feed is being…

A: Given Data XD=0.95XW=0.10To Find (a) Minimum reflux ratio(b)Minimum number of theoretical plates at…

Q: Ammonia is made by the reaction of nitrogen and hydrogen under high temperature and pressure. In…

A: Given data: Percent of N2=79%Percent of O2=21%P1=320 atmP2=2 atm Basis= 100 moles of air

Q: 6. Explain how mass transfer coefficient can be defined from the concept of molecular diffusion.

A: Since you have asked multiple question, we will solve the first question for you. If you want any…