How does PEG / PPG Dimethicone (below) differ from a regular linear Dimethicone. What characteristics would it add to a silicone material and what would its usage be in a formula?

Q: Chemistry Name (a) a thermoplastic, (b) an elastomer, and (c) a fiber that is produced…

A: Answer -  ionic chain polymerization - Ionic chain polymerization is a chain-growth reaction where…

Q: order these with rising density glass liquid  gas crystal plasma

A: Density order is Solid >crystal > liquid >gases >plasma .

Q: The thickness of the distance between any two marking on a buret is equivalent to about O 0.02 mL O…

A: The question is based on the concept of experimental Chemistry. we have to predict the distance…

Q: What made an ashless filter paper ashless?

A: Ashless filter paper is purely made up of cellulose.

Q: High-density polyethylene (HDPE) is opaque while low-density polyethylene (LDPE) is transparent.…

A: Polyethene is widely used tharmoplastic now a days.Based on molecular structure it can be…

Q: Density and viscosity fatty acid at 42.5 degree and 1 atm

A: Answer as follows :- Explanation:

Q: n measuring the surface tension of a liquid (drop weight method), 20 drops of the liquid (r=0.2cm)…

A: olume = Area x Height   , Mass = Volume x Density   ,  Force = Mass x Acceleration V = P r2 H…

Q: A sample of benzoic acid is contaminated with methyl red, a compound that is soluble in cold water.…

A: Gravity filtration only runs from the help on gravitational force , so no other external stimuli is…

Q: A half-sphere bathtub that has a top radius of 16m is full of H,O(water) at the beginning. A…

A:

Q: A cylindrical core has a bulk volume of 25.8 cm3 and an effective pore volume = 1.4 cm3 The pore…

A:

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: Although not always needed, suction filtration can be helpful. When is it advantageous over gravity…

A:

Q: 14. Indicate two important microstructural characteristics for polymers that are considered for…

A: Polymeric fibers are derived from the polymers. Some of the examples of these fibres includes are…

Q: Differences between boiling tube,test tube and nessler glass

A: Test tube: A test tube is commonly used in all type of laboratories, also called sample tube or…

Q: A small amount of resin weighing 4.56g occupies a height of a 10-mL graduated cylinder equivalent to…

A: A small amount of resin weighing 4.56g occupies a height of a 10-ml graduated cylinder equivalent to…

Q: What is the best way to differentiate between Cohesion and Adhesion?

A: When to different type of molecules attract each other then it is known as adhesion. Whereas the…

Q: Explain the following observations:  (i) Kevlar has an extremely high tensile strength and melting…

A:

Q: Compare thermoplastic and thermosetting polymers: (a) according of mechanical characteristics upon…

A: The difference between thermoplastic and thermosetting polymers is ___________ ?

Q: Question 4 Describe the following: i) grain boundaries ii) twin boundaries iii) screw dislocation

A: The ordered arrangement of constituent atoms or ions with proper bond angle and length and extending…

Q: How to collect main batch of crystals using vacuum filtration (Set-up, things to remember) • Why use…

A: Solution 1) Vacuum filtration is employed primarily to gather a desired solid, as an example, the…

Q: Fill the table Reference Information: E0Zn2+/Zn0 = – 0.763 V  E0Cu2+/Cu0 = 0.337 V  Room…

A: This can be solved easily by looking at Nernst equation which has be mentioned next step  Here Zn is…

Q: Give three (3) applications of surface tension in food and packaging industry.

A: Applications of surface tension characterization in the field of food materials science are…

Q: Identify the type of Non-Newtonian fluid for each household product: Tomato sauce A.…

A: Tomato sauce is a shear thinning fluid. Honey is a Thixotropic. Glue and flour is shear thickening.

Q: How to detrmine the magnetic properties of materials using VSM and SQUID?

A: Magnetic properties refer to the response of a material to an applied magnetic field. Magnetic…

Q: Suppose the heat of neutralization had been determined using a glass beaker instead of a polystyrene…

A: Heat of neutralisation is the enthalpy change when 1 equivalent of an acid reacts with one…

Q: Explain the difference between constant rate filtration and constant pressure difference filtration…

A: Answer - According to the question - Given - filtration - Filtration is a physical separation…

Q: List out merits and demerits of any one technique under top down and bottom up to synthesize carbon…

A:

Q: Compare columns I and II, and write A if the value in column I is greater than in II B if the value…

A:

Q: Wet deposition is a continuous process, while dry removal of air pollutants can be realized only in…

A: Wet deposition is a process in which the rain , particles , sleet , and snow become slightly acidic…

Q: Rubbers, or elastomers, stretch readily to elongate by a factor of before breaking. 50 20 D 100 10

A: Rubbers, or elastomers, stretch readily to elongate by a factor of .....

Q: In your own words, how do synthetic plastics like polyethylene and bioplastics differ Provide two…

A: Since you have asked the multiple question we will solve the first question for you. If you want any…

Q: Explain the following observations:  (i) Kevlar has an extremely high tensile strength and melting…

A: To explain the given observations:

Q: What are the types of orientation that shrink films go through?

A: A shrink can go through one direction (unidirectional or mono-directional) or in both directions…

Q: Why does a transparent polymer turn opague in the necked region when tested in tension.

A: Answer -  Transparent polymers are usually opaque because of light scattering on the numerous…

Q: Above the CMC, there are no free surfactants in solution, since all have gone into micelle…

A: In surface chemistry, the critical micelle concentration is defined as the concentration of…

Q: The density of detergents can be measured by . ? a. viscometer b. micromeritic C. ISE d. tensiometer

A: Density of detergent is measured by instrument given below

Q: Compare two open (large tube) and filled (packed) columns.

A: Open Tubular Columns Open tubular columns, commonly known as capillary columns, are a form of the…

Q: Q4: A: Calculate the average of (number, weight, and viscosity) of molecular weight, Dp for…

A: To calculate number , weight and viscosity average molar mass we need to know the relation between…

Q: 12. Distinguish between filtration and centrifugation.

A: The main difference between strategies is the type of power used and the method of separation used.…

Q: The most useful bonded-phase coatings in HPLC are . ...... a) glass b) alumina c) inert silica d)…

A: HPLC is High-Performance Liquid Chromatography. It is a technique that is used to separate and…

Q: how does oxobiodegradanle bioplastics, hydrobipdegradble bioplastics and traditional petroleum based…

A: Green chemistry deals with the configuration of the chemical process that involves the use of…

Q: 1. Why do certain components move further on the stationary phase than others? 2. Why was it…

A: 1. Why do certain components move further on the stationary phase than others?  Size of the…

Q: a disposable spoon made from polyethylene thermoplastic polymer fabricated using plastic processing…

A: Answer - shaping process - Shaping is a separate manufacturing process that, like planing, is…

Q: Is Buckminsterfullerene A POLYMORPH of graphene? 2. Does schottky defects induce TENSILE forces in…

A: True or false:

Q: Based on the knowledge that cleavage is characteristic of crystals, which of the following gems…

A: Cleavage : It is the property of the crystal according to which it splits along a crystallographic…

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.