What minerals used in glossy paper?

Q: Why small grain size metals have the temperature environment greater mechanical strength than if…

A: The size of the grains plays an important role in the characteristics of the material, ranging from…

Q: Product: Nail Cutter 1. Why did we use metal in making nail cutterl? Why not ceramics or polymer?…

A: The solution is shown below

Q: Now examine the quartz sample (sample 25). Of the applications listed for quartz in Table 1.2, which…

A: Quartz sample: Quartz is the most abundant mineral found in the earth crust. It is one of the most…

Q: What is the effect of growing the grains in a polycrystalline metal? Select an answer and submit.…

A: The strength of polycrystalline materials is increased by reducing their grain size. ...…

Q: What is the difference between Lime scrubbing and limestone scrubbing?

A: The lime or limestone scrubbing process is the most common method for the reduction of the SO2…

Q: Chromium(III) sulfate is used for decorative plating. Determine the amount of time in hours needed…

A: Given: The surface area and the thickness of the object is 68.4 cm2 and 24.2 μm, respectively. The…

Q: Fill in the blanks: Silica ____ has a larger surface area than particle type ___

A:

Q: Relate the materials properties of the contact lenses with its application?

A: Contact lens Material properties- 1. The modulus ( cross - sectional stress/strain ) is used to…

Q: Name any industry where the study of crystals would be regarded as important and why

A: Crystalline materials ubiquitous in some sectors like electronics, pharmaceuticals, cosmetic…

Q: Which composite or chemical to protect the sun visor from meltingdo you prefer ?

A: The sun visor's flap or core is typically made from pressboard with piece of metal. Metals are…

Q: You wish to fabricate sunglasses that consist of a plastic covered with a semi transparent metal…

A: Physical vapor deposition (PVD) is the best method for depositing the thin metal films on other…

Q: Is a synthetic diamond a mineral? Provide evidence for your conclusion.

A: Diamond is an allotrope of carbon, the hardest material ever known. A mineral is a soild compound…

Q: There are many types of coating material for different types of application. Describe those…

A: A coating Is like screening or covering that is applied to the surface of any object .It is applied…

Q: Moulds for blow moulding can be made using aluminium whereas moulds for injection moulding are…

A: injection molds should have a high accuracy match between shape parts so material stream is…

Q: Drain cleaner can potentially damage the integrityof stsinless steel . explsin how you would…

A: A drain cleaner is a chemical that unblock the clogged waste water drains. Clogs are often composed…

Q: the process that gives time to the crystal to grow with the accompanying decrease in surface area…

A: The process in which a precipitate is heated (without stirring) for an hour or more in the solution…

Q: What is an advantage ofusing shielded metal arc welding?

A: Given: Shielded metal arc welding  To find: Advantages  Solution: SMAW is the short form used for…

Q: Describe the Goldsmith Classification of element

A: A geochemical classification developed by Victor Goldschmidt (1888–1947) is the chemical elements…

Q: Precautions for filter paper

A: Filter paper: It is a paper that acts as a semi-permeable barrier for the mixture of solid and…

Q: B) Body Centered Cubic

A: Close packing in crystals refers to space efficient arrangement of constituent particles in a…

Q: Illustrate/draw: Grain orientation  Random Preferred This topic is about  Metals in chemistry.

A:

Q: A. Research and describe the properties for each crystals. Use the following as bases of property…

A: The four different kinds of solids (crystals) are, Metallic solids Covalent network solids Ionic…

Q: The scale pattern of hair’s ___________ can beobserved by making a cast of its surface in clear…

A: Scales of most animal hair are like shingles on a roof. The cuticle is a translucent outer layer of…

Q: Which glass can cut off ultraviolet rays?

A: Glass is an amorphous solid. It is transparent in nature. There are many types of glasses and have…

Q: The basic reason for the extraordinary sparkle of suitably cut diamond is that ?

A: Diamond features a very high index of refraction (about 2.42 compared to about 1.5 for glass). The…

Q: Describe the compounding process?

A: The compounding process has to be described below.

Q: Which method is employed for extracting copper from low grade ores and scraps?

A: reduction of ores -by three step-Reaction of the ore (over quite a prolog and on a huge scale) with…

Q: What is the practical application of decorative coating? (With a diagram)

A: Decorative coatings for packaging began with simply metalizing polymer films and papers, which gave…

Q: What is the composition of ‘Copper matte’?

A: Copper matte is a mixture of copper sulphide and iron sulphide.

Q: How can tungsten be conserved if it accidentally becomes contaminated?

A: Allowing the tungsten to touch the weld pool is one of the most common causes of contamination. This…

Q: Why doesn't the powder glass doesn't stick to the mould when making beads

A: Interpretation -  To explain why powder glass doesn't stick to the mould when making beads.…

Q: Why Metals are reflective or Shiny? Please cite some scientific theories, as much as possible,…

A: We need to explain why metals are reflective or shiny in terms of scientific theory

Q: 1. What is the purpose of the boiling chips?

A:

Q: Malleability refers to the property of a metal to

A: Malleability comes under physical property of metal. It is the property of metal to deform under…

Q: 5. Why are most metals polycrystalline in microstructure. How would you get a: a. large grained…

A: Answer - Most crystalline solids are composed of a collection of many small crystals or grains of…

Q: Which of the following statement is incorrect about forming operations of metal done below the…

A: If the metal foaming process is done below the recrystallization temperature then it is called cold…

Q: Why is unglazed porcelain plate used for streaking rather than any other plate?

A: The streak of a mineral is the color of the powder left on the streak plate when the mineral is…

Q: Which of the ff. is carried out when sample has a high transparency but not completely translucent?…

A: when sample has a high transparency but not completely translucent  .quartz cuvette is used instead…