What happen to the glowing wood splint when it is inserted inside the test tube?

Q: What substance is used to help dry your sample rapidly?

A: The substances that rapidly absorb moisture from the surrounding atmosphere or dry it out are called…

Q: What is the chemists’ solution to non-biodegrable plastics?

A: Non-biodegradable plastics are defined as the plastics which are made up of polymers which are not…

Q: The process by which new fibers for filaments are produced from textile waste is called ? A. fiber…

A: Answer  Textile waste products are collected from different…

Q: What filtration method would you use to separate the organic layer from the drying agent? Group of…

A: The question is based on the experimental techniques of organic chemistry. We have to choose the…

Q: Define the term angstrom?

A: The new version of the metric system is the International System of Units (SI, abbreviated from the…

Q: All of the following statements about preparation of spotting needles are true EXCEPT: Select an…

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Q: What made an ashless filter paper ashless?

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

Q: Can you use NutraSweet® for baking purposes? Why or why not?

A: NutraSweet, not recommended for baking purpose

Q: What is the importance of paper chromotography?  What is the usage of paper chromotography in the…

A: Paper chromatography is a chromatography technique that is used for separating colored pigments…

Q: what glassware and quipment is being used in this photo of lab equipment?

A: In the picture given in the question, the process of distillation is being carried out. If we have a…

Q: What is an emulsion?

A: Emulsification is the process of dispersion of one immiscible liquid and another immiscible liquid,…

Q: What substance is obtained when the following separation method has been applied? Magnetic…

A: Separation is a method in which a mixture containing two or more components is separated into the…

Q: Describe the suspended solids on the filter paper and the residue left in the beakers after…

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Q: How are impurities separated from bauxite ore to get pure alumina?

A: To find: How are impurities separated form the bauxite ore to get pure alumina

Q: 7. Describe two ways to fold a filter paper to be used for filtration. Include diagrams for the…

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Q: What was the purpose of the alumina column?

A: In chemistry, Column chromatography is a technique which is used to separate a single chemical…

Q: What are the two most common types of secondarystructure?

A: The most common types of secondary structures are the α helix and the β pleated sheet.

Q: qualitative and quantitative aspects of HPLC?

A: The testing of a substance or mixture to determine the characteristics of its chemical constituents.

Q: List five factors that affect the retention time.

A: Retention time is a measure of the time taken for a solute to pass through a chromatography column.…

Q: Comparision between HF-LPME and VLLME

A: Two methods based on hollow fiber liquid phase microextraction (HF-LPME) and dispersive…

Q: How does bleach works in cleaning stains in floor?

A: Bleach is a chemical which is used to remove stain or colour from the surface of…

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: When isolating a solid compound after recrystallization, which is the appropriate technique to use,…

A: Recrystallization is an experimental technique of separating pure compound from the solution…

Q: Chromatography Question: What happens to leaves in autumn?

A: Leaves in autumn

Q: Properties of slurries in copper cmp?

A: Solution- Definition- What is copper CMP-Cu CMP (copper chemical mechanical polishing) is a crucial…

Q: Defined the proper use of the following laboratory glassware: 1. Pipette 2. Volumetric flask 3.…

A: 1. Pipette: A pipette, also known as a chemical dropper. It is a glass or plastic tube used to…

Q: How are the photograph prints identified?

A: The process by which an image captured using a camera is visually produced on paper is called…

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: Give me a template table for experimental testing a paperboard by using bunsen burner and tripod…

A: The objective of the given question is to draw a template table for experimenting testing of paper…

Q: Chemistry What are the major differences between GC and HPLC, discuss the types of samples among…

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Q: What makes pyrex glass heat resistant?

A: Pyrex glass: It is the type of glass that is manufactured using sand, silica, and boric oxide by…

Q: 2. Regarding the extraction experiment, which of the following statements is true? a) A drying agent…

A: TLC, or Thin Layer Chromatography, is a chromatographic technique used to separate and analyze…

Q: Which of these statements is not true for levigation?

A: Option d is the answer

Q: method to analyze polythene polymer material

A: Solution - The major techniques for the determination of chemical composition and molecular topology…

Q: 7) Describe how to prepare a dried sample fit for melting point analysis.

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Q: Please correct answer and don't use hand rating

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Q: Creat five different polymers from ethylene glycol and any others chemicals you needed.

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Q: 1.To allow the separation of solids from liquids with heating , the best apparatus is: Select one…

A: There are several apparatus and storage materials are used in a chemistry laboratory to conduct…

Q: Many ink dyes can be separated by the technique of___________ chromatography

A: Thin Layer Chromatography is a method for separating non-volatile substances. The separation…

Q: HO and ?

A: Alcohol can be defined as an organic compound in which carbon atom is attached to hydroxyl group.

Q: Liquid extraction What can you do if you don't know which layer is which in an extraction procedure?…

A: Extraction is a fundamental technique used to isolate one compound from a mixture. A liquid/liquid…

Q: How to fold a filter paper

A: A substance that is used to filter precipitates from the filtrate is known as filter paper.