the unique advantages of each composite material

Q: 1. a) What is the definition of atom, molecule and polymer? b) Show the electron configuration of…

A: Definition  Atom:: An atom is a particle of matter that uniquely defines a chemical element. An atom…

Q: Indicate whether each statement is true or false:(a) Elastomers are rubbery solids.(b) Thermosets…

A: True, Elastomers are rubbery solids.they have elastic property. These polymer chain are held…

Q: he crystalline density of polypropylene is 1.121 g/cm³, and its amorphous density is 0.906 g/cm³.…

A:

Q: What is the difference between the hardening process of Portland cement and the hardening process of…

A: Portland cement is a powdered mixture, and its hardening process is different from that of clays.…

Q: What type of bonding would you expect in Silicon nitride? explain the answer and what kind of…

A:

Q: What is a polymer? What is the difference between a polymer and a copolymer?

A: Polymer is a type of natural or synthetic substance which is composed of large number of…

Q: Why are isotactic or syndiotactic polymers often more attractive for materials development?

A: An isotactic polymer is a compound that is formed by the arrangement of monomers in the same pattern…

Q: (a) Describe the structure of each of the categories of polymers below. Thermoplastics: Thermosets:…

A: (a)  Thermoplastics: When we talk about thermoplastic structure the  flexible linear chain can be…

Q: List 3 composite materials that uses covalent bonding and ionic bonding. 3 each per bonding

A: A material that is made by combining two or more substances that have different physical properties…

Q: What molecular structural features cause high-density polyethyleneto be denser than low-density…

A: Please find below the structure of polyethylene  HDPE = high density polyethylene  LDPE = Low…

Q: What is the primary structural feature necessary for a molecule to make it useful in a condensation…

A: Several monomers or oligomers (molecules with 3-10 repeating units), react with one another and…

Q: 24) Barium has a density of 3.5 g/mol. Estimate the unit cell edge length of the BCC structure in…

A:

Q: Sketch and explain, the number of atoms, coordination number and void space of a body centered cubic…

A: Body centered cubic structure is the structure arranged in a cube where atoms are present at the…

Q: Calculate the packing efficiency and density of diamond.

A: This question is from solid state chemistry where we are asked to find a)packing efficiency of…

Q: Why is there no isotactic or syndiotactic form of polyethylene? a. monomer is symmetrical b.…

A:

Q: What is the difference between a crystal system and a mineral group?

A:

Q: Which of the following alloy compositions is an interstitial alloy? (a) Fe0.97Si0.03 (b)…

A: Interstitial alloys form when small atoms insert into the holes of the metal lattice whereas…

Q: How do an addition polymer and a condensation polymer differ from each other?

A: Addition polymer:Polymers made up of monomers which are added without the loss of any atoms known as…

Q: Define composite materials

A: composite materials:-

Q: If 20.15% of the atoms in a sample of tin are replaced by copper atoms without any change to the…

A:

Q: Which alloy is a combination of metal and non-metal? Steel O Bronze O Solder O Brass

A: Alloy having combination of metal and non metal ?

Q: 15. Network polymer structure is. O A. Branching. O B. Liner. OC. Cross-link. 16. Strong bonding in…

A: Answers for questions number 15-17 with explanation given below.

Q: t is the difference between a monomer and a polymer?

A: Monomers and polymers are  two different things related to the same molecules. For example in…

Q: Why composite biomaterials are preferred over ceramics, explain with examples.

A: Being able to use artificial intelligence to identify and automatically respond to data breaches is…

Q: Why are impurities added to silicon dioxide in the glass making process? To increase mechanical…

A: Impurities like boric oxide , sodium oxide and aluminium are used while making the glass

Q: Why is there no isotactic or syndiotactic form of polyethylene? monomer can form only graft or…

A: Tacticity : The steric arrangement of the polymers is known as Tacticity. Isotactic: In a polymer if…

Q: wHAT are polycrystalline solids.? Give any two examples

A: A solid consisting of individual grains or crystallites in which each grain has a long range ordered…

Q: 2. How to find what a materials crystal structure is? (FCC, BCC or neither FCC or BCC or others)

A: Please find your solution below : Crystal structure is an ordered arrangement of atoms, ions or…

Q: ) Explain the band structure of an electrical conductor (metal), a semiconductor, and an insulator…

A: Hello. Since your question has multiple parts, we will solve the first question for you. If you want…

Q: The measured fracture strengths for most brittle materials are significantly lower than those…

A: Brittle substances are those substances that are liable to fracture when stress is applied to them.

Q: Ceramic O Polymer Composite O Metal

A: What is given in the picture and the year 1800's is the start of what ? Answer is given below.

Q: What are the main differences between Diamagnetic and Paramagnetic materials?

A: Diagmagnetic substances have zero unpaired electron and paramagnetic materials contain unpaired…

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: List the major and minor components of Portland cement. What is the difference between the hardening…

A: Portland cement is a powdered mixture, and its hardening process is different from that of clays.…

Q: 15. Network polymer structure is. O A. Branching. B. Liner. C. Cross-link.

A:

Q: Why materials with a high melting point have a high modulus of elasticity and low thermal expansion?

A: Melting point is defined as the temperature at which the solid and liquid forms of a pure substance…

Q: Why is graphene unique?

A: Graphene is an allotrope of carbon. The carbon atoms in the graphene structure are present in a…

Q: Choose the compound that has the lowest surface tension. (Consider intermolecular forces) Не Li Be B…

A: Answer:- This question is answered by using the simple concept of surface tension which is directly…

Group 14 Elements

The following elements come under group 14 of the periodic table.