How can tungsten be conserved if it accidentally becomes contaminated?

Q: a. This material forms crumbly crystals and has a melting point of 16.60 Celsius. It has a low…

A: a) This material is covalent molecular solids. b) This material is covalent network solids. c) This…

Q: Polyethylene terephthalate (PET) is used in plastic water bottles. A water bottle has a mass of 14.0…

A: Given values-> Mass = 14.0gram Density = 1.38gm/cm^3

Q: Benefits

A: Nano Medicine is defined as the field of medicine that aims to use the properties and physical…

Q: Explain Plastics and how they affect the earth and what are plastics and what are the different…

A: To find: Explain plastics How they affect the earth different types of plastics  advantages and…

Q: Sometimes clothes cling together when removed from a dryer. What kinds of charges are on the…

A: Static cling is the tendency for light objects to stick (cling) to other objects owing to static…

Q: 36. The are...................Production of plastic products. O A. Seven. B. Four. C. Three. D. Six.

A: There are seven types of plastics produced: 1. Low density polyethylene 2. High density polyethylene…

Q: Describe Werner’s Theory?

A:

Q: -what is the Definition of surfactant ?  2- The role of surfactant in nanomaterial ?

A: Surfactants are compounds that lower the surface tension between two liquids, between a gas and a…

Q: Which of the following is true about heavy metals and their environmental impact? O a. Coffee and…

A: A metal is a substance with a glossy look that conducts electricity and heat reasonably effectively…

Q: What is a nanotechnology?

A: Nanotechnology has to be defined.

Q: List 3 of the different wearing mechanisms that may happen to an element

A:

Q: 30 25 20 > 15 10 10 Complete the equation for the graph v-0 2.

A: In the graph which is a straight line graph, five points are given. we know that the slope of the…

Q: Would coat the paper with a nanoparticle offers any advantage? If yes, what could be the drawback of…

A: A nanoparticle, also known as an ultrafine particle, is a matter particle with a diameter of 1 to…

Q: Which of the following is a TRUE statement about copper? Question 54 options: a)  A copper…

A: Relationsip between the copper deficiency and iron deficiency anemia.

Q: It is the ability of a material to resist scratching, wear and tear, and indentation. O Hardness O…

A: Please find your solution below : It is important to understand the properties of material while…

Q: Polyethylene terephthalate (PET) is used in plastic water bottles. A water bottle has a mass of 14.0…

A: Given data,  Mass of plastic water bottle = 14.0 g  Density = 1.38 g/cm3

Q: What protections does fire resistance not provide?

A: Fire resistance is defined as a type of chemical/coating which is applied while making houses and…

Q: Differentiate between Polymers and Plastics? Give some examples?

A: The word polymer is the combination of two units : 'poly' and 'mers' where 'poly' means many and…

Q: What are advanced materials? Explain

A: Definition: Advanced materials are the materials which haven't been used in usual purposes, which…

Q: Polymers are long chains of A:crystals B:Simple molecules. C:molecules D:atoms.

A: Given: To define polymers.

Q: Why is Aluminum a commonly materials used in chips?  Based on mass transfer concepts

A: Aluminum is the metal used to create heat sinks for your computer. A heat sink is designed to…

Q: XeF2 XeF,0 Select Draw Rings More Erase Select Draw Rings More Xe Хе

A: XeF2 is linear shape XeF2O is trigonal bipyramidal shape.

Q: PCC HO HO,

A:

Q: Give an example of an ethical dilemma that can occur in nanotechnology research. Discuss why it is…

A: Nanotechnology is the study of special properties of particles having size in the range 1 - 100…

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

A:

Q: The diamond could cut/scratch the glass, this is a manifestation of what property? a. hardness b.…

A: Answer Diamond has high hardness than any other metal or non metals

Q: Nanomaterials provide various applications that can benefit humans. Are there possible disadvantages…

A: As we know that Nanomaterials are very useful for humans , these are useful in different forms as a…

Q: Which materials are used in the manufacturing of cell phones.Write an essay of 300 words on the…

A: Introduction: We have to tell what are the materials used in the manufacture of cell phones.

Q: complete all missing parts

A:

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: Give reason why platinum, gold and silver are used to make jewellary.

A: Reason for gold, silver, platinum preferred for making jewelry as follows:

Q: Out of zinc and tin whose coating is better to protect iron objects?

A: Given,  Out of zinc and tin whose coating is better to protect iron objects.

Q: P-type material is an intrinsic material added with a trivalent element. Otrue O false

A: Intrinsic Semiconductor : Semiconductor having no impurity has been added to it called intrinsic…

Q: Give the name of the following lab equipment:

A: PH paper is used to find out whether the solution is acidic, basic or neutral. This is find out by…

Q: What is analogue in medicinal chemistry? why it is so important in drug discovery?

A: The definition of analogue in medicinal chemistry and its importance in drug discovery has to be…

Q: Which of the following is not a use of a crucible? Select one :…

A: Which of the following is not a use of a crucible? Select one :…

Q: A gold wire has a resistance R. If its length and diameter are both cut in half, its resistivity…

A:

Q: a balanced equatior

A:

Q: which type of model best represents crystals.A space-fill B ribbon C ball and stick D lewis dot

A: Crystals are the highly arranged or ordered structure (microscopic) which forms a crystal lattice.

Q: Discuss the importance of recycling paper products.

A: Recycling It is the process of conversion of waste materials into reusable materials through some…

Q: What is the weight of compost that will be harvested if 1200 kg of raw materials are used, and the…

A: Given that : Weight of raw materials = 1200 kg Recovery rate = 87% We have to calculate the weight…

Q: How Colored diamonds get their color?

A: Diamonds: These are the stones that are made up of carbon atoms that are arranged in a tetrahedral…

Q: does personal care use nanotechnology?

A: NANOTECHNOLOGY -   As we know that , Nanotechnology , it is defined as  the science of converting…

Q: 3. Why is casein plastic no longer used in large-scalę manufacturing?

A: Answer-  casein is  used to make plastics today that are used for items like fountain pens.  It was…

Q: Red and yellow make pink. OTrue O False

A: Ans- Red  and yellow make orange. And  red and white make pink color.