Turpentine oil is obtained from_______?

Q: Table C. Xanthoproteic Reaction Samples Observation 4. Albumin 5. Peptone 6. distilled water

A: Proteins are biopolymers formed of amino acids. There are different types of amino acids based on…

Q: After recent renovations to an office building, employees in the building begin complaining of…

A: The sick building syndrome is used to describe a situation in which the building occupants…

Q: Which of the following is a fermentation of cheese? A. Lactic acid B. Ethanol C. Pyruvic acid D.…

A: Option A is correct.

Q: A pesticide with high vapor pressure has more ability to penetrate through a fine textured  , true…

A: Vapor pressure is a pesticide's tendency to evaporate or to change from a solid or liquid into a…

Q: Dye name Lane/well number ... Distance traveled ... To which pole (+/-) ... ... 1 BB-Bromophenol…

A: In biology, dye is a chemical colouring material, consisting of chromophore and auxochrome groups…

Q: Is the environment in a candle jar anaerobic?

A: Introduction: An environment is considered as anaerobic when no free oxygen is available but present…

Q: when extracting casein from milk, you accidentally added too much vinegar. what would happen, and…

A: Zwitterion is a neutral or hybrid molecule containing both positive and negative charges within…

Q: How can we make soap?

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

Q: Why do GMP guidelines not allow personnel to enter a factory in street clothes?

A: An important characteristic of pharmaceutical operations is adherence to ethical guidelines. The…

Q: The most efficient disinfectant chlorine, discuss why? ( subject: medical microbiology lab )

A: Step 1 Disinfectants are chemical agents that are applied to abiotic objects to destroy or…

Q: The optimum growth pH for a microorganism is usually:  4,5,7 or 8

A: pH is the scale on which the acidity or alkalinity  is measured. It is the scale between 1 to 14.…

Q: Light roasted coffees are typically and

A: Option 2 is correct

Q: What a scrubber in the exhaust of chemical industrial plant removes?

A: Pollution is the introduction of contaminants into the natural environment that cause adverse…

Q: Decomposition is faster if deteritus is rich in nitrogen and water soluble substance like sugars.…

A: Decomposition is the conversion of complex organic matter into inorganic substances by decomposers…

Q: Microbes are found mostly in topsoil, but some are found miles deep in bedrock. Nutritionally, how…

A: Microbes or microorganisms are single-cell organisms that can be observed by using a microscope.…

Q: Which of these is a biostatic material? Tantalum Copper Titanium Tiberium

A: Biostatic materials are those that can inhibit the growth and multiplication of a micro-organism.

Q: The mud at the bottom of a Winogradsky column is usually found to have a black colour. Explain why?

A: Sergei invented the winogradsky column to view the enrichment of different microorganisms of various…

Q: A chemical tastes sour, turns litmus paper red and is of phenolphthalein. Which of the following…

A: Every chemical compound has a distinct physical and chemical properties. Physical properties include…

Q: Benzoic acid is an antimicrobial chemical naturally found inwhich of the following foods?a) Apples…

A: The unicellular minute organisms which are not visible from the naked eye are known as microbes.…

Q: reaction of litmus paper to vegetable oil (acid -bases)

A: Litmus paper is a special type of paper which is used to determine the pH of an aqueous solution.…

Q: If you have a substance that you wish to sterilize (without destroying), and that substance is…

A: Introduction Any procedure that eliminates, eradicates, or renders inactive all life…

Q: Distinguish between acid and rennet curds.

A: Curdling is the process through which curd is obtained by coagulating milk. The coagulation can be…

Q: Which of the following is used in the reaction called saponification stong base hydrogen gas none of…

A:

Q: Llamas

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

Q: Why does keeping milk in the refrigerator prevent it from going bad? What would happen of we added…

A: Food preservation is the technique used most commonly in food industries and homes to avoid the…

Q: What is the purpose of the vial that does not contain chara?     (the solution with chara turned…

A: bromothymol blue is an acid base indicator. It is blue if the solution is alkaline and it become…

Q: Produce vinegar using rice

A: Vinegar is an aqueous solution of acetic acid and trace chemicals  including flavorings. Vinegar…

Q: Explain the principle behind wine making by identifying only the 4 vital chemical processes involved…

A: Wine making  It starts with the selection of good quality grapes(ripe) for fine quality wine…

Q: Substances obtained from microbial processing to impart acidity except Citric acid Lactic acid O…

A: Microbial organisms utilize carbon sources such as glucose and other sugar moieties for the…

Q: To help lower the high temperature of a sick patient, an alcohol rub is sometimes used. Isopropyl…

A: Answer: Introduction: When rubbing isopropyl, alcohol evaporates by skin, it calms like a new…

Q: In beer brewing, what is wort? grain starch hops/mash mixture O germinated barley grains strained…

A: Beer brewing is the process of steeping a starch source (commonly cereal grains, the most popular of…

Q: All of the following are cofactors of SOD (superoxide dismutase) EXCEPT? A. Zinc B. Maganese C.…

A: Introduction The enzyme superoxide dismutase catalyses the dismutation (or partitioning) of the…

Q: Can we use maceration to extract volatile oils? why or why not?

A: Plants produce volatile oils, which are odorous natural compounds. They are in charge of the…

Q: A student has a laboratory experiment involving the fermentation process. He was able to make 120mL…

A: The amount of substance present in a given volume or amount of mixture of substances is defined as…

Q: Write a research abstract about this title: "As a solvent for cleaning laboratory glassware,…

A: Organic Solvents like acetone, ethanol are used to rinse the glassware. Curved glassware's…

Q: A group of patients entered the hospital unconscious. All patients are employees of a chemical…

A: Cyanide is a highly poisonous substance that can be found in many industrial settings. When inhaled,…

Q: Why doesn’t the starch leave the cellulose bag and move into the beaker solution?

A: Starch Starch is a polysaccharide. It is a primary storage carbohydrate of plants. Starch is…

Q: Why can milk become sour due to bacteria even though it has been pasteurized?

A: Pasteurization is the process in which non-packaged and packaged foods such as fruit juice, milk, or…

Q: Sweet gas Flue gas Chemicals Oxidizer vessel Absorber Sour gas Air Sulfur filter Circulating Air…

A: The given image is the process of gas sweetening to remove the contaminants so that the gas is…

Q: Industrial fermentation of alcohol

A: Fermentation is considered a metabolic process where energy is extracted from the carbohydrate…

Q: The primary concern with using bleached paper products for food is: lead dioxin O methylmercury O…

A: The bleached paper appears white because it is bleached with chlorine in its processing at the end…

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

A: Onions are used for extracting DNA in this experiment. The DNA is found in the nucleus.

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: Most living organisms cannot survive at temperature above 450c.How are some microbes able to live in…

A: Micro-organism are tiny organisms that cannot be seen by the naked eye, but are visible under…

Q: Pickles are made by immersing cucumbers in a concentrated saltwater solution. The pickling process…

A: Ans. When making pickles from fresh cucumbers, saltwater soaking, or brining, is widely used to…

Q: What is the effect on decomposition rate if :–a) Detritus is rich in lignin and chitinb) Detritus is…

A: A food chain is a linear network of links in a food web starting from produce organisms and ending…

Violence

Violence is defined as a physical act that causes or is intended to cause harm. Violence can cause physical, emotional, or both types of harm. Violence is defined by the World Health Organization as the intended use of physical force and power that causes threat or harm against oneself, another person, or against a community or group, and has the potential to cause damage, death, mental distress, maldevelopment, or poverty.