All unit cell structures have six sides. Can crystals of a solid hay than six sides ? Explain your answer

Q: Perhaps you have observed magazines which have glossy pages. The usual microscopically rough surface…

A: Yes, it would be easier to read from rough pages because

Q: A rectangular prism with width of 5.2cm and a length of 7.8cm is made of metal alloy. After you…

A: Weight = Density × volume × g

Q: You put 100g of silicon (with specific heat csil = 703J/kg · K) at 100oC into 100g of water at 20oC.…

A:

Q: Name three disadvantages that wood phone cases may have when compared to polycarbonate: 1. 2. 3.

A: Polycarbonates are basically the plastic covers we generally use. Let us find some disadvantages of…

Q: two blocks of ice when placed together, combine to form a single piece. explain how this happens?

A: The melting point of ice:

Q: what do you observe when you rub the ballpen in your skin or hair?

A: Ballpen rubbed on skin or hair

Q: Does water of crystallization alter the properties of a substance?

A: Does water of crystallization alter the properties of a substance

Q: what is Macroscopic Crystal?

A: A crystalline structure is any structure of ions, molecules, or atoms that are held together in an…

Q: | 1. A stacking fault region is a planar defect TT 2. Screw dislocation can cross slip under…

A: 4. True, because in doped ionic materials more vacancies can be found. 5. True, vacancies are…

Q: Why is plastic a problem

A: Any plastic waste material like bags, bottles, and clothes that enter the environment creates…

Q: Gold has a density of 19.32 g/cm3. If a square pyramid has a base length of 5 cm, a height of 6 cm,…

A: Given: Base length of pyramid l=5 cm, Height h=6 cm, Mass m=942 g, Density ρ=19.32 g/cm3. Required:…

Q: what is the difference at the molecular level between candy that is amorphous and candy that is made…

A: Solution: Given that to differenciate at the molecular level between candy that is amorphous and…

Q: Graphite has hexagonal crystal lattice which contains four atoms per unit cell at positions of (0 0…

A: GIVEN: The four positions are ( 0 0 0), (1/3 2/3 0), (0 0 1/2) and (2/3 1/3 1/2).

Q: which option describes a solid with a highly organized set of particles?

A: We are asked which  option describes a solid with a highly organized set of particles: The answer…

Q: Give two types of conduction .

A: Conduction is broadly classified into two types : 1. Conduction of heat - When a substance is…

Q: Hexagonal-closed packed and face-centered cubic structures are considered as the most highly dense…

A: Answer In hcp the structure repeat  itself after every two layers. The stacking of hcp may be…

Q: Why are most of the solids crystalline in nature?

A:

Q: The 2010 Nobel Prize in Physics was awarded for the discovery of graphene, a two-dimensional form of…

A: Since this is a 2-D lattice, an atom can only oscillate in 2 independent directions. Thus, the…

Q: Red gold is a gold-copper alloy used to make jewelry. A piece of jewelry made of red gold weighs…

A:

Q: Tents are coated with thin layer of aluminium hydroxide. Why?

A: Tents are coated with a thin layer of aluminium hydroxide because aluminium hydroxide is insoluble…

Q: Explain why a salt crystal will shatter if you hit it with a hammer.

A: In case of salts, where ionic bonds are present, the ions are arranged in a definite unit cell which…

Q: Many solids are made of crystals like salt, sugar or quartz briefly describe the arrangement of…

A: These are the most common type of solids.They are firm, hold a definite and fixed shape, are rigid…

Q: If you add oil to the water,what will happen?Will it create a single homogeneous phase or will it…

A: When oil is add to a water, oil doesn't mixed with water.

Q: Q3/ A material has a volume of 1 m3and a mass of 2400kg in natural state. The volume of its pores…

A:

Q: A small metal spher and has a volume of

A: Please see the answer below

Q: Why is it valid to represent the structure of a crystalline solid by the structure of its unit cell?…

A: Yes it is Valley to represent the structure of a crystalline solid by structure of its unit cell…

Q: what are the characteristics of a solid ? it had ____ shape and a definite ____

A: Required  :  Properties of solids.

Q: One component of a metal sculpture consists of a solid cube with an edge of length 0.263 m. The…

A: Given:- Edge of cube = 0.263 m = 26.3 cm density of cube = 6530 kg/m3

Q: Supposed you had a mixture of iron pellets, pebbles, and small wood spheres, all of which were about…

A:

Q: Sketch an FCC unit cell. Indicate the positions and write down the coordinates of all of the…

A: An FCC unit cell contains atoms at all the corners of the crystal lattice and at the centre of all…

Q: What evidence can you cite for the microscopic crystal nature of certain solids? For macroscopic…

A: X-ray diffraction is a nondestructive method generally utilized for the portrayal of smaller scale…

Q: Why is it valid to represent the structure of a crystalline solid by the structure of its unit cell?

A: Because in a crystalline solid these unit cell repeats itself to form the complete solid.

Q: One component of a metal sculpture consists of a solid cube with an edge of length 36.9 cm. The…

A:

Q: Calculate the concentration of vacancies in silicon at the solid-liquid equilibrium temperature of…

A: Given: The temperature is T=1638 K. The vacancy formation energy for vacancies in silicon is H=2.3…

Q: 6-73. Determine the reactions at the supports at A, E, and B of the compound beam. 900 N/m 900 N/m B…

A:

Q: You have 100 pounds of wood and 100 pounds of rocks. What is true about these substances? a) The…

A: Density is the ratio of mass over volume. For same mass, more is the density, lower is the volume…

Q: A 10-cm-thick wall is to be constructed with 2.5-m-long wood studs (k = 0.11 W/m·K) that have a…

A: Given data The thickness of the wall is: tss = 10 cm = 0.1 m The length of the initial stud is: li-s…

Q: Diamond does not conduct electricity, because   A) It's structure is very compact B) It is of…

A:

Q: What is the % M/M if 8.0 g copper is added to enough zinc to produce 100 g of an alloy?

A: Percentage fraction of mass %M/M=MCuM×100%

Q: When a solid is changed to a liquid state, the solid

A: when the state of a solid object changes to liquid state, the intermolecular spaces increases as the…