Define the term critical point?

Q: Derive linear density expressions for BCC [110] and [111] directions in terms of the atomic radius R

A: In case of BCC type crystal structure, the atoms are arranged at the corners of the cube such that…

Q: AH° = ? %3D

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Q: Sublimation set-up Give the functions of each of the parts of the sublimation setup in the picture…

A: A question based on purification process, which is to be accomplished.

Q: Explain how planes of lattice points are labelled.

A: INTRODUCTION: Lattice point is defined as position in the unit cell where the probability of finding…

Q: During reconstruction of the Statue of Liberty, Teflon spac-ers were placed between the iron…

A: These spac-ers are made up of Teflon and Teflon is an electrical insulator. Corrosion occurs due to…

Q: Point B Point C Point A Points B and C Points A and B O O O O

A: When there is study of different phases of a component, it will come under the study of phase…

Q: The physical quantity that quantifies or provides a measure of how active molecules are on a…

A: Density: Density is a measure of mass per volume. The average density of an object equals its total…

Q: 1.6. Using dimensional analysis, convert 4.3 x 10-5atmospheres to its corresponding CGS unit.

A: Dimensional analysis is the study of the relation between physical quantities.

Q: Explain the term electronic cloud.

A: SOLUTION: Step 1: An electron cloud is ​the region of negative charge surrounding an atomic nucleus…

Q: Describe hyperconjugation.

A: To find: The description about hyper conjugation

Q: What are the salient features of Aufbau principle?

A: The principal states that electrons are filled in the orbitals in increasing order of their energy.…

Q: Wavelength (nm) 701 nm Solution Dominant Flame Color The dominant flame color of LİCI is red. LiCi…

A: Introduction: The flame test is a qualitative test used in Chemistry to help to determine the…

Q: At -185°C and 1 atm ethane exists as a solid with an FCC structure. The molecular mass of ethane is…

A: In a crystal structure, the smallest  basic division of a crystal that forms repetitive structure to…

Q: Explain Hydrogen atoms secondary (2°) ?

A: Hydrogen atoms could be primary, secondary or tertiary. Primary Hydrogens are denoted as 1˚.…

Q: How would density of states (DOS) vs energy plots behave for quantum wells, quantum wires and…

A: Solution: Density of states-(DOS)- The density of states (DOS) is the number of distinct states that…

Q: SFC is more commonly applied to the separation of nonpolar and relatively

A: In this question we have to explai hwo a supercritical fluid separation can be improved for analytes…

Q: I can see through an opaque object. O True O False

A: We know that, opaque material do not allow transmission of light.

Q: When a metal is heated its density decreases. There are two sources that give rise to this…

A: The answer is attached below-:

Q: Which of the following instruments is based on the interactions between a soft cantilever spring…

A: Cantilever is having a sharp tip which scan the sample surface.

Q: What are the characteristics of FCC?

A:

Q: Our bodies are penetrated by X rays but not by visible light. Is this because X raystravel faster…

A: Given: Our bodies are penetrated by X rays but not by visible light.

Q: :Q9: The defects importance are Improving chemical properties of the material Enhancing mechanical…

A: defects often determine properties of material. Defects can change physical properties of material…

Q: Molybdenum has a BCC crystal structure, an atomic radius of 0.1363 nm, and an atomic weight of 95.94…

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Q: Define the following terms:  Diffraction: Dispersion:

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Q: Determine the indices of the zone axis of planes (111) and (123)

A: uh + vk + wl = 0. This is the so-called Weiss law. The indices of the zone axis defined by two…

Q: Critical point 22,089 Water Ice (liquid) (solid) 101 Triple point 0.6 B. Water vapor I (gas) A…

A: A phase transition is defined as transition from one state of matter (solid, liquid and gas) to…

Q: 11) Pyroelectric crystals have the feature: a) Being anisotropic b) Having no inversion center c)…

A: Given,  Pyroelectric crystal have the feature : Options are : a). Being anisotropic b). Having no…

Q: What is opaque

A: Materials can be classified based on the amount of light they transmit. They are classified as…

Q: 10. Describe three different types of orbits.

A: There are three types of Earth orbits: High Earth orbit, Medium Earth orbit, and Low Earth orbit.

Q: Refractive index' is equal to' speed of light in material/speed of light in air .a speed of light in…

A: To define Refractive index.

Q: How is the behavior in general regarding the absorption and emission spectra of fluorescence and…

A: Fluorescence:-It is an important physical phenomenon in which light is absorbed at one wavelength,…

Q: Use a Jablonski diagram or potential energy curves to show the theoretical difference between…

A: Diagram that illustrates the electronic states of a molecule and the transitions between them is…

Q: Which of the following statements is NOT true about quantum dots? a. Emits intense fluorescence b.…

A: Quantum dots are semiconductor particles having optical and electronic properties that differ from…

Q: Define distribution ratio

A: The distribution ratio in chemistry is also known as Nernst's distribution law that shows the…

Q: Define Boyle point.

A: Given term,           Boyle point

Q: The difference between Fluorescence and phosphorescence is

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: Ultraviolet light with a wavelength longer than about 295 nm has little germicidal value. What is…

A: Given: The wavelength of the ultraviolet light = 295 nm Or wavelength = 295 ×10-9 m    (1nm = 10-9…

Q: 1. How fast does light travel in glass of refractive index 1.5?

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Q: 2) The most intense peak of the x-ray diffraction pattern obtained from a freshly laid metallic…

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Q: The distance between two crest or troughs is called the O a energy medium transverse wave wavelength

A: In this question, we will Identify correct option for this Statement.  I will explain you, you can…

Q: After a dye diffuses uniformly throughout a glass of water, the dye molecules are no longer moving…

A: The given statement is  After a dye diffuses uniformly throughout a glass of water, the dye…

Q: Question attached

A: The first electric field formula is given below, Here, p = a dipole moment Then, we know that,…

Q: What are the two reasons that make hydrogen atoms difficult to detect with X-ray diffraction?

A: X- ray diffraction is a technique, in which electron position are determined based upon x -ray…

Q: Luminosity, from highest to lowest. Surface Temperature, from highest to lowest. Radius, from…

A: The milky way galaxy has several billion stars. In science, we classify the stars into groups to…