Why do you need to cool the mixture of onion in ice-water bath?

Q: purpose of adding soap to the soil and water

A: Soap are sodium or potassium salt of long chain of fatty acid. It is biodegradable.  Produces scum…

Q: 1. How does kefir whey work so that it can improve the quality of the paper soap produced? 2. Does…

A: Fatty acids are the long hydrocarbon chain with a terminal carboxyl group. These help to form…

Q: The use of abomasum as a source of rennet is not practical. Explain why

A: Rennet is an enzyme or a substance that is produced as a coagulant and helps in the production of…

Q: In a hypotonic solution why would potato stick become crispier?

A: A hypotonic solution has fewer dissolved particles (such as salt and other electrolytes) than normal…

Q: How can we make soap?

A: Soaps are the salts of fatty acids. Soaps are generally used as surfactants for washing cloths,…

Q: Does the rosemary and authetic spice show bacterial growth? Explain why or why not

A: To determine the antimicrobial activity of the natural substances or other chemical agents, they can…

Q: Why are nitrates added to cured meats?

A: Nitrates can be defined as the set of compounds that are indulged in nitrogen and oxygen molecules.…

Q: Write a note on Hard gelatin capsules? Make the note on full making process etc

A: Introduction Hard-gelatin capsules are two cylindrical sections made of gelatin, known as the body,…

Q: In an epoxidation lab, why is it important to continue stirring vigorously in order to get a good…

A: The addition of oxygen to the carbon-carbon double bond is known as the epoxidation reaction. The…

Q: What is the purpose of food irradiation, and how does it work?

A: Irradiating food kills bacteria and extends life of the food.

Q: bacteria (Mustard + 0.5% acetic acid or Mustard +1% acetic acid)

A: Different methods are used to prevent food from spoilage without changing its nutritional…

Q: Why does picric acid and tannic acid are used to treat burn?

A: Picric Acid, is an organic compound chemically known as 2,4,6-trinitrophenol. It is a pale yellow…

Q: Llamas

A: Llamas are the type of domestic animals. They dominated the area of the highlands of the Andes in…

Q: s it possible that garlic has properties to cure cancer? Explain in 3 paragraphs.

A: Garlic and its taxonomical position  ---  Facts about Garlic --Garlic name is derived from garleac…

Q: What spectroscopic technique will identify fake and real honey? And how important it is to…

A: Honey is a naturally occurring sweetener that is originally derived from flower nectar and fruits.…

Q: Why is it essential that smears be air-dried?  Why can’t they be gently heated over a flame to speed…

A: Introduction :  A bacterial smear is a tiny amount of culture that has been applied to the slide's…

Q: Why does the pH of the cooking medium influence the texture of cooked fruits and vegetables? What…

A: The pH of the cooking medium can influence the texture of cooked fruits and vegetables due to the…

Q: retinoin and rinse off tretinoin by wash it before use Niacinamide toner

A: Tretinoin belongs to class of medication known as retinoids,  used to treat acne and sun damaged…

Q: How would changing the type of bread (e.g. fresh from a bakery, no preservatives vs. prepackaged…

A: Bread: It is a staple food. It is prepared from water and dough of flour at a particular…

Q: How does soap clean away dirt?

A: Soap is a cleansing agent used to clean dirt and kill microbes present on a surface. It is made by…

Q: In keeping a bottle of vegetable oil with no preservative, it must be coveredtightly and…

A: Triacylglycerols are lipids present in oils that have a glycerol backbone with the three hydroxyl…

Q: How does the detergent help the leaf disks to sink

A: Photosynthesis is the anabolic reactions that allow the existence of life on earth. The light energy…

Q: Which of the following represents a pair of epimers? A Н- Н- OH с -OH H-C-OH H-C-H OH О C-H H-C-OH…

A: The isomers that differ only at one  chiral centre in the arrangement of -OH group are called…

Q: Why are vegetables and fruits coated with wax during shipping and upon storage?

A: Lipids are not polymers like other biomolecules like proteins and carbohydrates. It plays a major…

Q: What do you mean by α-Keratins ?

A: Answer- The nails and the hair are formed from the protein called keratin. It is water insoluble…

Q: Why Ethylene is sprayed on a mango tree?

A: Ethylene offers natural gas originally but ripens mangoes, kept in an affirmative atmosphere.

Q: Why does honey stay at room temperature for months/years without "spoiling" or being affected by…

A: SPOILAGE- Mostly contamination comes from external sources during bleeding, handling, and at the…

Q: What are the disadvantage(s) of using vinegar in cheese production?

A: In dairy meals, acid serves a variety of purposes. Acids have an important function in preserving…