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Q: Complete the following reactions? i). NABH,/ethanol H. ii). H3O* i). LIAIH,/ether ii). H3O*

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Q: In a warm environment, which restorative wax is recommended for surface restoration? a. opaque b.…

A: In a warm environment, which restorative wax is recommended for surface restoration?

Q: Hanging spoon challenge. How can you demonstrate H-bonding by using a dry tissue, spoon, your breath…

A: Hydrogen bonding is a special type of intermolecular force that occurs between molecules that have a…

Q: Which of these pictures show decolorization?

A: Substance appeared coloured due to presence of impurities . Example :brown sugar  Brown sugar with…

Q: f) Et Me H₂, Pd/CaCO3 Lindlar's Catalyst

A: Catalytic hydrogenation is the addition of hydrogen to double or triple bond in presence of…

Q: A. Complete the following reactions. 1. + Pre-Lab: Experiment 9

A: The question is based on organic reactions.We need to identify the product and explain its…

Q: Classify attached solvent as protic or aprotic.

A: A protic solvent is a solvent that has a H atom attached to an oxygen, Nitrogen or fluoride.

Q: Most Anode of Active materilas names.

A: The most anode of active materials names has to be given below.

Q: Classify attached solvent as protic or aprotic ?

A: Protic are the defined as the solvents in which the protons (hydrogen) are attached to the…

Q: CHPh H from compounds with 6 carbons or fewer

A: The easiest way to get the starting material for synthesis of desired product is the method of…

Q: What is the most common filter paper used in the laboratory? A. Cellulose fiber filter B. Glass…

A: Given: Three types of filter paper Cellulose fiber filter Glass fiber filter Membrane filter To…

Q: In this lab you will utilize the separation method called extraction to "extract" limonene from the…

A: In this lab you will utilize the separation method called extraction to "extract" limonene from the…

Q: Name of Test Reagents Results Sample Sodium Bisulfite Test a. acetaldehyde b. acetone

A: Sodium bisulphite test : it is used to detect the  presence of carbonyl group

Q: Please help with part D, E, F

A: The given reactions  are simple addition of reagents to the alkene. Some of them give anti addition…

Q: group of students would like to carry out an experiment to make paper from banana fibre in…

A: Banana fibre is a natural fibre with high strength, which can be blended easily with cotton fibre or…

Q: Please help me complete this

A: Given: Wavelength of photon= 525 nm To estimate: 1) the electromagnetic spectrum region 2) Energy of…

Q: Step 2: add curved arrows. Select Draw Rings More Erase | 7 | | H H H H

A: The acid-catalyzed aldol condensation begins with conversion of a  aldehyde to an enol, which then…

Q: missing product(s) fill in the missing product

A: In the given reaction, 1 acts as a diene, and 2 acts as a dienophile.

Q: how many hydrogen bond acceptors are there in pantoprazole?

A: If we consider any hydrogen bond, there consists a donor and an acceptor part. The donor part is the…

Q: CH3O aq HCI THF, 40 °C

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Q: Identify structrue B using the reaction conc KOH (A) H+ heat heat cook* СООН b. CH2OH d. CH2OH a. C.

A: Identify structure B using the reaction

Q: xtracting natural from plants flowchart

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Q: The patient sample has the Ethanol. The reagent container on the instrument contains the oxidizing…

A: KMnO4 is an intense purple color salt. The color of KMnO4 is so intense due to the charge transfer…

Q: What lab equipment and procedure need in extraction of beta-carotene from carrot.

A: Extraction is a separation process consisting of the separation of a substance from a mixture.…

Q: What if there is no stability in the emulsion? • How does an emulsion work? • How do you prepare…

A: An emulsion is a mixture of two immiscible liquids. They are colloids. For example, oil and water…

Q: If you are fermenting grape juice to make wine this is a [Select] process. If you are fermenting…

A: Fermentation is the process by which grape “must” (a fancy winemaking term for unfermented grapes or…

Q: You are a chemist working for a pharmaceutical company that produces a wide range of vitamin…

A: The amount of the solute dissolved in a specified volume of the solvent provides a solution of a…

Q: 1. Which of the following moldcules is the strongest? A. H-F B. H-Cl C. H-Br D. H-I

A: The objective of the question is to identify the strongest molecule among H-F, H-Cl, H-Br, and H-I.

Q: Gel electrophoresis is a method used to separate fragments of biomolecules such as ___________ (DNA,…

A: Gel electrophoresis is a method used to separate fragments of biomolecules such as DNA. After…

Q: Question 29) is the attached correct?

A: TLC is the method to differentiate components in a compound.

Q: Write a note on insertion reaction.

A: An insertion reaction is a chemical reaction where one chemical entity (a molecule or molecular…

Q: Draw the products and identify the type of reaction. Identify functional group in starting material…

A: In the first reaction we have RCOOR group present so it is an ester group. The two saccharides are…

Q: Which is known as B-D-glucopyranose? I. Choice I Which is the functional isomer of…

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Q: Bedict the Pasducts Sens

A: When beta gamma unsaturated ketone exposed to sunlight they undergo oxo di pi methane rearrangement.…

Q: How do you know what solvents you need to use for synthetic reactions? What are some examples?

A: The choice of solvent for a synthetic reaction depends on various factors such as the nature of the…

Q: What should you do in case of fire?   A. Turn off any reaction that is running if possible   B.…

A: Fire accidents in a lab can be very dangerous since it has various types of chemicals and reagents…

Q: Write 3 ways that can be used to get rid of emulsion.

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Q: Name the water purified above separating technique

A: WATER PURIFICATION The process of purifying water involves taking out unwanted chemicals, biological…

Q: 1. NaOCH3, CH₂OH, heat 2.. H3O+ quench

A: An arrow always depicts from a region of high electron density to low electron density ; that is…