On the bond-force curve below, indicate the equilibrium distance between two atoms.

Q: The activation energy for the diffusion of atomic species A in metal B is 118 kJ/mol. Calculate the…

A: D1=Diffusion Coefficient At 1140=6.1×10-11 m2/sT1=Temperature=1140°C=1413.15 kT2=840°C=1113.15…

Q: 8Evaluate the equilibrium segregation coefficient (k) for liquid composition of 0.8 and for solid…

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Q: Ethylene, C2H4, and tetrafluoroethylene, C2F4, are used to make the polymers polyethylene and…

A: Objective: To determine the lewis structure of C2H4 and C2F4. Explain the deviation from an ideal…

Q: 2 - Explain the bonding, hybridization and geometry of carbon nanotubes that are used to help store…

A: Introduction: carbon nano tubes are in the form of cyliders. It can be made by the graphine sheet by…

Q: For a hypothetical material, experiments show that a sample containing 1 billion atoms has 40…

A: Given; Number of atoms (N) @600° C is 1 billion (1×109 )  Numbers of vacancies (Nv) @600° C is 40…

Q: We are given a sample of polypropylene with the following composition. What is the number average…

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Q: Determine the activation energy for vacancy formation in aluminum, if the equilibrium number of…

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Q: 2.3 x 10-13IM" 6.6 x 10 7 Jm PE(x) = Plot the potential energy curve as a function of separation…

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Q: Determine the complete reaction (use nuclide chart): Carbon-14 undergoes alpha decay.

A: Determine the complete reaction (use nuclide chart): Aluminum-29 undergoes b- decay.

Q: Two glasses of tea that there is an aluminium stirrer in one of them and there is a silver stirrer…

A: Given data: Mass of tea in the glass, mtea=0.2 kg Mass of glass, mglass=0.1 kg And mass of each…

Q: Calculate the mass of each product formed when 43.82 g of diborane (B₂H₆) reacts with excess…

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Q: What is the molecular weight (in g/mol) of polypropylene with a DP of 1200?

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Q: 14- Which of the following is constant during Atomic Packing Factor (APF) calculation a. All of the…

A: 1) volume of an atom is constant.  2) For a given structure,  number of effective atoms are also…

Q: cis-1, 2-Dimethylcyclobutane  is less stable than its trans isomer, but cis-1, 3-dimethylcyclobutane…

A: Given: cis-1, 2-Dimethylcyclobutane  is less stable than its trans isomer, but cis-1,…

Q: What do you mean copolymers and give two examples

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Q: he atomic heat capacity of solid Mo is given by the equation 0.503x105 Cp = = 5.69 + 1.88x10-3 T –…

A: Given that , The atomic heat capacity of solid M0 is given by the equation Cp = 5.69 +1.88x10-3 T-…

Q: The net potential energy EN between two adjacent ions is sometimes represented by the expression C ;…

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Q: A 0.001 in. BCC iron foil is used to separate a high hydrogen gas from a low hydrogen gas at 650 °C.…

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Q: Q6/ What is the general process accrues during a cathodic reaction?

A: The cathode surface consumes the electrons released by the anodic processes. The valence state…

Q: 5. Which ONE of the following substances is LEAST ionic? a. NaCI b. KCI c. CuCl2 d. SbCl4 6.…

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Q: The vacancy concentration for a metal A with an activation energy Q is 2x10-5. Calculate the vacancy…

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Q: 1. Search and find two-to-three-page information about “Isomerization Plant” in the refinery…

A: omerization leads to production of a compound with another atomic (group) arrangement but…

Q: An ice cube and a stone are put in two different glasses of coke. If we know that temperatures of…

A: Solution: SInce both systems is assumed to be isolated, heat transfer to the surrounding can be…

Q: Define the term stable equilibrium?

A: In the net force acting on any object is equal to zero, then the body is said to exist in a state of…

Q: Give an example of phase equilibrium and chemical equilibrium?

A: Phase equilibrium The phase equilibrium comes in the scenario when a substance is having more than…

Q: Which best explains why the trend in noble gas boiling points increases down the group (larger in…

A: As compared to other substances the boiling point of the noble gases is low. Thus it shows that it…

Q: The bonding curves are asymmetric around equilibrium, stiffer in compression and softer in tension.…

A: A bonding curve is a mathematical notion that describes how an asset's price and supply are…

Q: Q) What is the effect of bond energy on: 1- thermal conductivity 2- ductility 3-r

A: What is the effect of bond energy on

Q: 2-The presence of more than one type of bonding between atoms in some materials?

A: The bonds between atoms are result of columbic attraction and charge distribution of atoms

Q: a) What are the defining characteristics of elastic behavior? (b) The bonding energy diagrams for…

A: Elasticity refers to a material body's ability to return to its original shape and size, when the…

Q: what the function, method of production and type of manufacturing system for broil element in an…

A: Broil elements are the components close the roof of the broiler segment. They got their title…

Q: What is the pressure/temperature ratio of 100. molecules in 10. nm at 300. K? O 0.0388 atm/K 0.0333…

A: Given: Temperature = 300K No of molecules                 = 100 in 10nm To calculate: Pressure /…

Q: materials are cross- linked but they have a low cross linked density.

A: There are several materials having cross linked and low cross linked density. Normally in case of…

Q: According to Coulomb's law, the attractive force between two charged bodies is directly proportional…

A: This question is based on the concept of coulomb's law.

Q: Calculate the ratio of the number of vacancies in equilibrium at 27 C in aluminum to that produced…

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Crystalline Imperfections

The crystalline imperfections are described as the geometrical defects in the crystal due to incorrect arrangement of atoms, impurity, vacancy, and many more. It is not possible to achieve a perfect or ideal crystal, practically.