The Lewis structure for KrF4 is shown. Using VSEPR, which molecule shape best describes the shape of the molecule? :F: -Kr.-F: :F: A square planar B seesaw C octahedral

Q: A protein has free energy of folding of -4.00 kcal/mol at 25 C and 1 bar. The differential scanning…

A: Free energy = - 4 kcal/mol at temperature 25°c and 1 bar pressure  Enthalpy H = - 20 kcal/mol…

Q: What are 7 different crystal systems, give their lattice parameter relations and sketch the unit…

A: A crystal structure is an ordered array of atoms, ions, or molecules. There are 7 different crystal…

Q: Atkins P2.5 A sample of 1.0 mol perfect gas molecules, with Cm = (7/2)R is put through the following…

A: Given, No. of moles = 1 Cp = 7R/2

Q: Which polymer group is in engineering thermoplastics? A High density polyethy le ne,…

A:

Q: Derive an equation for the sphericity of a Raschig ring given its height (h) and the ratio of its…

A: Given A Raschig ring Height -h ratio of its outer to inner radius =r2/r1 Find Equation for the…

Q: In gravimetry based on precipitations, a small value of R (~1.0) is desired. Why?

A: Since we are entitled to answer only 1 question, we will answer the first one as it is not mentioned…

Q: How many chiral carbons are present in the open-chain form of galactose? Also Draw the structure of…

A: The number of chiral carbons present in the galactose at the open chain is to be mentioned. The…

Q: Discuss about GPC method for molecular weight determination with suitable diagram

A: GPC (Gel permeation chromatography) Gel permeation chromatography is a simple method for determining…

Q: Date No. Draw the condensed Structural for mula of the Compound; And correct name

A:

Q: What is the hybridization of the carbon atoms in ethyne, H-C=C-H? a) sp b) sp? c) sp d) sp’d A…

A:

Q: Why is the solubility ratio chosen as 50, 40, and 30?

A: To answer Why is the solubility ratio chosen as 50, 40, and 30? ( as in the original question)

Q: please give a precise answer

A: In summary it is due to :  1. Metals have larger number of free electrons2. Metal have smaller gap…

Q: can u explain why more about the equation u use to calculate the specific area of adsorbent.

A: To explain about the equation  used to calculate the specific area of adsorbent

Q: How does entropy relate to the isomerisation process?

A: • Isomerization is the chemical process by which one molecule gets transformed into its isomer with…

Q: rticular unit cell has an atom arrangement where it has one atom at each corner, one central atom at…

A: Given that length ,a = 10.22 Ab =7.98 Aangle γ = 440density = 25.23 g/cm3

Q: Explain Principle, Merits and Demerits of Quadrupole Mass Analyzer? Please answer at your own easy…

A: The quadrupole mass analyzer or the quadrupole mass filter is a mass analyzer that is used in mass…

Q: Suggest a reason why the relaxation times of 13C nucleiare typically much longer than those of 1 H…

A: The reason for the longer relaxation time of 13C nuclei than 1 H nuclei is to be mentioned.

Q: Which of the following best describes the VSEPR structure of BrO3- and TeBr4 BrO3-: seesaw and…

A:

Q: Derive the dimension ratio cla for regular HCP crystal. DO NOT USE the atomic packing factor.

A: In the HCP system, the basal plane has a hexagonal or triangular lattice with lattice parameter a.…

Q: Formed when the electron being shared come only from one of the elements. O coordinate covalent bond…

A: The answer is "Coordinate Covalent bond". Because only one element is sharing the pair of electron…

Q: Why is it easier to produce an amorphous material in polymers and in some ceramics than in metals? O…

A: there are no planes of atoms in an amorphous material, the atoms are gridlocked into the glassy…

Q: Define Collalet bond?

A: Elements having very excessive ionisation energies are incapable of transferring electrons and…

Q: Which atom is the least likely to be the central atom of a Lewis structure?

A: Hello !! Thank you for asking a question. There are two different questions in your posting. The…

Q: Use diagrams to explain the below: 1- Explain the microstructure of high density polyethylene…

A: HDPE is a form of polyethylene, which is the most popular plastic, accounting for more than 34% of…

Q: What is Damkohler number?

A: In chemical reaction engineering and mass transfer applications, while analyzing the steady-state…

Q: 1-In FCC structure the CN is-- - and the numbers of atoms per unit cell ------ ----are • 6,1 б, 4 •…

A: Hello Subscriber! There are multiple questions posted.. As per our policy, we have solved the first…

Q: A) HF B) HCI C) HBr D) HI

A: • In this question, we have been asked to select the species with largest dipole moment.

Q: Calculate the pH for the solutions which have the following [OH–]. 9.5 x 10^-6 7.9 x 10^-3 4.4 x…

A:

Q: Why are graphite and diamond different in terms of their strength and electrical conductivity,…

A: Graphite and diamond, both are made of carbon atoms but have differences in their strength and…

Q: Can you explain the Chemical vapor deposition process in simple term?

A: Chemical Vapor Deposition(CVD): It is a chemical process used to produce high purity,high…

Q: Briefly explain about Galilei number

A: Introduction Galilei number (Ga), also called Galileo number, is one of the dimensionless numbers in…

Q: Explain the working of dual alkali system?

A: Dual alkali scrubbing is a non-regenerative process. In order to eliminate SO2 from combustion…

Q: Draw all the resonance structure for the ClO- 3 polyatomic anion.

A: We are asked to draw the resonance structure of ClO3-. The chlorate ion has three major contributors…

Q: electron

A: Tc has the electronic configuration like [Kr]4d5 5s2

Q: What is the BET equation used for? Does it assume physical or chemical adsorption? Does it assume…

A: The use of the BET equation is to be mentioned along with the type of adsorption and the layer of…

Q: Obtain the combustion equation for C3H8 (Propane) being burnt with 200% excess air.

A: To Obtain the combustion equation for C3H8 (Propane) being burnt with 200% excess air

Q: Cakulate the atomic packing fraction for the hexagonal close-packed crystal struc- ture for which…

A:

Q: Estimate density of n-butane at 375 K and 10 bar. Use the viral equation of state.

A: Answer Density of butane is 0.2196 g/cm3  Detailed Solution attached in Step-2.