Which of the following is a good leaving group? (Write the corrsponding roman numeral) Br I- H20 I II III IV

Q: How to Identify valence electrons and core electrons ?

A: It is to be mentioned how to identify the valence electrons and core electrons.

Q: What is pressure swing adsorption (PSA)?

A: In this question pressure swing adsorption (PSA) have to discuss.

Q: Why does eluent strength increase in reversed-phase chromatography when the fraction of organic…

A: Reason-i The more hyrophobic the matrix on each ligand , the greater is the    tendency of the…

Q: What does the enrichment line on the plate column refer to?

A: The enrichment line can be used to determine the extent of separation between the two phases, and to…

Q: What is chemical exfoliator? please write at your own easy words.

A: What is chemical exfoliator? please write at your own easy words.

Q: a synthetic, semi crystalline organic polymer resin that (specify) and a viscoelastic polymer…

A:

Q: For each dating method below provide example of something that can be dated and age range of item…

A: Potassium–argon dating, abbreviated K–Ar dating, is a radiometric dating methods used in…

Q: True or False: Firings with all types of ammunition canbe detected by hand swabbings with nitric…

A: While firing a bullet from the gun or using ammunition the gun powder remains stays at the hand of…

Q: 3 Solve the differential equation tang dye sinxdx

A: Step 1:Step 2: Step 3: Step 4:

Q: An alkane with 6 carbon atoms will ?have how many hydrogen atoms

A: We need to find the number of hydrogen atoms present in an alkane having 6 carbon atoms .The options…

Q: Date No. Draw the condensed Structural for mula of the Compound; And correct name

A:

Q: Hydrogen bond or hydrogen bridge; is the interaction between a molecule containing a hydrogen atom…

A:

Q: mmary of adsporti

A: Adsorption is linkage of atoms, molecules and ions from gases, liquid to the surface. Adsorption…

Q: What is meant by ion exchange? How does ion exchange differ from deionization?

A: Ion exchange is a process that is used to purify the solution by exchanging the unwanted ions by…

Q: What is psychrometry?

A: The definition of the psychrometry is to be mentioned.

Q: why are chemcials important

A: 1) Chemicals plays a vital role in our life since everyday we encounter a wide range of chemicals.…

Q: Which of the following is 1 Ao not equal to? O 10^-10 m 10A-8 cm 10A-3 nm O 10 2 pm

A:

Q: How can a molecule with polar covalent bonds not be polar? Give an example.

A: A covalent bond in which the bonding electrons are shared equally between the two atoms are non…

Q: What are the industrial sources and uses of the olefins? What is the density of ethene? How does it…

A: Olefins are also called alkenes. These are the compounds made of carbon and hydrogen and contain one…

Q: Molecular weight data for some polymer are tabulated below: Molecular weight xi wi Range g/mol.…

A: The given data for molecular weight of a polymer is:   Molecular weight range (g/mol) xi wi…

Q: What is the difference between cool-side ESP and hot-side ESP?

A: The difference between the cool-side ESP and the hot-side ESP is to be mentioned.

Q: Suggest a reason why the relaxation times of 13C nucleiare typically much longer than those of 1 H…

A: The reason for the longer relaxation time of 13C nuclei than 1 H nuclei is to be mentioned.

Q: Formed when the electron being shared come only from one of the elements. O coordinate covalent bond…

A: The answer is "Coordinate Covalent bond". Because only one element is sharing the pair of electron…

Q: think a molecule with VSEPR label ABXe is Why do you linear while one with the label Ab2X2 is bent?…

A:

Q: Why does boiling point in IMF important?

A: The importance of the boiling point in IMF is to be mentioned.

Q: What role does sulfur and sulfur compounds play during vulcanization? they cross-link separate…

A: Introduction Sulfur vulcanization is a chemical process for converting natural rubber or related…

Q: 6. With the aid of diagrams, explain what occurs during recovery, recrystallization and grain…

A: Note: Here only 1st question is answered as specific one is not mentioned 6.In the given question…

Q: _______ are boundaries that have two dimensions and normally separate regions of the materials that…

A: The defect will be interfacial. These are surface defect that separate grain with different…

Q: formation of yellow precipitate with iodine in KI *

A:

Q: What is the difference between adsorbent and adsorbate?

A: The difference between the adsorbent and the adsorbate is to be mentioned.

Q: Explain the working of dual alkali system?

A: Dual alkali scrubbing is a non-regenerative process. In order to eliminate SO2 from combustion…

Q: 3- Why does BSFC decrease with load?

A: Brake-specific fuel consumption is the measure of the efficiency of fuel of the shaft that burns…

Q: Hand Boiler Popular Culture Supporting Material/Supporting Point Supporting Material/Supporting…

A: A hand boiler is a glass sculpture used as an experimental device to demonstrate vapor-liquid…

Q: What is the eutectic composition and why is it important?

A: The phenomenon of eutectic is related to the formation of hydrogen bonds between compounds. The word…

Q: Calculate the consistency index Kand apparent viscosity at shear stress= 300kPa. Classify the…

A: A solution is given τyx×10-3kgms2 -dνxdy1s 50 50 100 71 150 87 200 100 300 123 400…

Q: 1. Why do we avoid cold and hot forming during cutting? . 2. Why is the sample rotated at an angle…

A: Only the 1st question is answered here because the exact one is not specified.    Metal forming is a…

Q: Write the mechanism of chain scission with examples.

A: Chain scission is a term used in polymer chemistry describing the degradation of a polymer main…

Q: One of the Types of emulsions is  1- Oil In Water 2- Tar in Oil 3- Gas in Oil

A: there are three types of emulsions which are water-in-oil (W/O), oil-in-water (O/W), and…

Q: Discuss Neutron activation analysis

A: To do discuss Neutron Activation Analysis(NAA)

Q: Compose a problem about Material balance with chemical reaction including 3 unit process with…

A: In the problem statement it is asked to assume a reacting system with three unit process with…

Q: What are the 2 categories of plastics?

A: The 2 categories of the plastics are to be mentioned.