what is liquid junction potential ?

Q: Unit cell /(pm) r (pm) V(cm³) M (g/mol) d(g/cm3) (Blank 2) x simple cubic (Blank 1) 167 (Blank 3)…

A: The given cells are : Simple cubic cell Body centered cubic cell Face centered cubic cell

Q: The polypropylene (repeat unit CH3CHCH2) in a plastic object has a molar mass of 2.8x10^5 g/mol and…

A: Calculate the degree of polymerization: n=Molecular weight of polymerMolecular weight of…

Q: Identify the valence band, conduction band, and band gap,for semiconductors and insulator?

A: Valence band Conduction band Semiconductor and insulator

Q: n 14 ch of the following corresponds to a layer of ions unaffected by fluid motion and is separated…

A: According to Helmholtz this double layer consist of two opposite charged layers at a fixed distance…

Q: Select and view the the Ball and Stick model, Na* Coordination. By how many close Cl ion neighbors…

A: Given; unit cell is Simple cubic unit cell.

Q: The angle of a Bragg reflection from a set of crystal planes separated by 99.3 pm is 20.85°.…

A:

Q: Q2) a-What is the role of the repeat unit in the conduction of polymers? b-Explain Matthiessen's…

A: Following are the appropriate answers of the given questions.

Q: Determine the dispersity of a sample of a synthetic polymer with number-average molar mass 36 kg…

A:

Q: determine the value of Ksp for Zn3(PO4)2 by constructing an ICE table.

A: Let molar solubility of Zn3(PO4)2 is equal to " s" mol/ liter.....

Q: 1. What is the function of a liquid junction? 2. What causes the potential difference at the liquid…

A: Hi, we are supposed to answer one question. To get the remaining questions solved please mention the…

Q: Variable electrovalency is shown by which block elements?

A: The distribution of electrons in atomic or molecular orbitals of an atom or of a molecule is known…

Q: Does FeSe have a larger band gap than ZnSe?

A: Antiferromagnetism, the magnetic moments of atoms or molecules, usually related to the spins of…

Q: The Atomic packing factor of BCC...

A: Given that : We have to determine the atomic factor of BCC.

Q: The polypropylene (repeat unit CH₃CHCH₂) in a plastic toy has a molar mass of 2.8X10⁵ g/mol and a…

A: Here poly propylene  is a polymer having propene as a monomers. The monomeric unit added itself to n…

Q: Does the conductivity increase or decrease?

A: In this reaction,  Ba(OH)2 reacts with H2SO4 to form precipitate of BaSO4  Reaction is : Ba(OH)2 +…

Q: Q3. As the particle size is reduced to nanoscale, the band gap will..... O Decrease Increase

A: According to chemical bonding, valence electrons take part in chemical bond formation.

Q: What are semi-conductors?

A: Conductors are those substances which allow heat or electricity to pass through it while insulators…

Q: In-band theory of bonding for solids, what is a band? What is the difference between the valence…

A: In solids it was found that even after having same molecular structure and same property, they show…

Q: 6. The following first-order reflections are observed for cubic crystals of copper when 1. = 139.2…

A:

Q: What patterns do you notice within the groups of salts in Table ? (A group is defi ned as having the…

A: Nearest neighbor separation means in the crystal the neighboring atom attached with Sodium, Na.

Q: Nuclear magnetic resonance (NMR) logging tools provide: A. permeability estimate B. Pore Size…

A: Given : NMR logging tools . To find : Information that NMR logging tools provide. Solution : NMR…

Q: What is the coordination number for Pd in cisplatin? [Pd(NH3)2Cl2]

A: The ionic species or molecules which are attached to the atom (central metal) in any particular…

Q: How can the conductivity of semi-conductors be controlled?

A: The conductivity of semiconductors may easily be modified by introducing impurities into their…

Q: Sketch [0110] and [2243] in an HCP unit cell.

A: Solution: We will draw a hexagonal unit cell with ruled co-ordinate system as follows: Point O is…

Q: What is polydispersity, monodispersity and polydispersity index? Briefly Explain.

A: Monodisperse polymers are macromolecular materials having a precise and discrete molecular weight…

Q: What is equivalent conductivity?

A: Definition:When dissolving one gram equivalent of an electrolyte, will generate the conducting power…

Q: What are the units of molar conductivity?

A: conductivity of  substance is its capacity to pass electricity . Molar conductivity can be defined…

Q: Use the band model to explain how it is possible for some materials to undergo a…

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Q: bonding orbital nonbonding orbital phase degenerate antibonding orbital

A: In molecular orbital theory , we talk about bonding and antibonding molecular orbitals. We talk…

Q: What is Macromolecular hypothesis, what is contribution of Staudinger, Carothers, and Paul

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Q: Chemistry If an FCC material terminated at a surface, which plane would give you the lowest surface…

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Q: Polymorphism can exist in any crystalline material, not just molecular solids. True or false?…

A: Crystalline solids are those where a long-range order is present in the arrangement of constituent…

Q: Calculate the packing efficiencies of sodium chloride and zinc blende. (Radii of ions: four…

A:

Q: Junction potential.

A: Junction Potential as the name suggests refers to the development of potential at some interphase or…

Q: What is the effect of temperature on molar conductivity?

A: The effect of temperature on molar conductivity has to be given,

Q: B: Define the coordination number and its value for BCC unit cell.

A: BCC: body centred Cubic unit cell.  The structure and coordination number explained below.…

Q: How does the band gap differ in metals, semiconductors, andinsulators?

A: Band gap is the energy gap between conduction band and valence band. In metals, the band gap between…