Is sodium propanoate (the sodium salt of propanoic acid) as effective a soap as sodium stearate (the sodium salt of stearic acid)? Explain.

Q: In cation exchange chromatography,

A: Any positively charged ions that come into contact with the resin will be exchanged with other…

Q: Why was sodium carbonate used in the extraction of caffeine from coffee?

A: Sodium carbonate: It is an inorganic compound is also known as soda ash, washing soda, and soda…

Q: If the following crystals were seen in a patients urine, what could be a possible reason?

A: Answer:  URINE CRYSTALS = These are the serious urinary tract problems when our kidney has a stone…

Q: Why Cyanide Is So Deadly?

A: Introduction: Cyanide is a chemical compound that is poisonous in nature. It is lighter than air and…

Q: Which of the following reagents can be used in the reaction in the photo? A.) pyridinium…

A: The oxidation of secondary alcohol to ketones is an important oxidation reaction in organic…

Q: Barium sulfate is often used as a medical diagnostic tracer, however, it can only be administered…

A: Barium sulfate is white or yellowish odorless powder or crystals. The Melting point is 1580°C and a…

Q: What are non-ionic detergents?

A: Detergents are cleansing agents and commonly made from synthetic resources such as petroleum…

Q: An amino acid mixture of phenylalanine, glycine and glutamic acid is to be separated by paper…

A: Paper chromatography is the analytical process by which mixtures of complex compounds such as amino…

Q: common solvent of Phenazopyridine?

A: Phenazopyridine is a medicine that is used to reduce pain in urinary tract infection. It act as a…

Q: Why is Hydrogen peroxide toxic to cells in high concentrations?

A: Hydrogen peroxide is commonly known as a cell-damaging agent that is produced during the normal cell…

Q: When conducting a flame test for sodium iodide, is the result positive or negative?

A: An ionic compound is one that is formed between a metal or metalloid and a non-metal. A Flame test…

Q: Discuss why sodium hydroxide may be used in conjunction with triethanolamine to react with stearic…

A: Vanishing cream from the name indicates that the cream gets vanished when applied onto the skin. The…

Q: Plain soaps have what level of germicidal activity?

A: This question is based on action of the plain soap.

Q: Why is salbutamol better than isoproterenol in asthma management in terms of their chemical…

A: Sailboat alone is better than isoproterenol in the management of asthma.

Q: Arrange the following compounds in the increasing order of their boiling points :CH3CHO, CH3CH2OH,…

A: The boiling point (bp) is dependent on the intermolecular (IMF) forces present in the compound. The…

Q: What is the fluid thioglycollate medium? Please explain the testing and its results and the…

A: Microbiology laboratory uses various kinds of culture media to identify the biochemical…

Q: What is the chemical equation for ribose when it undergoes the Molisch Test?

A: Carbohydrates are polyhydroxy aldehyde or polyhydroxy ketone compounds which produce these…

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: Give full reaction for the synthesis of Diclofenac sodium

A: Diclofenac Sodium is the sodium salt of diclofenac, a benzene acetic acid derivate and NSAID with…

Q: If we wanted to measure the BSA absorbance without the Biuret reagent, which wavelength would we use…

A: BSA stands for bovine serum albumin, which is a protein extracted from cows' serum albumin. In lab…

Q: An amino acid mixture of phenylalanine, glycine and glutamic acid is to be separated by paper…

A: Paper chromatography is the analytical process by which mixtures of complex compounds such as amino…

Q: Why is the absorbance spectrum of the iron (II) complex obtained first prior to measuring the…

A: Colorimetric analysis is based on how the intensity of a solution's colour changes as its…

Q: The formula for a sports rub cream is given in the literature as follows: Methylsalicylate 15 mL…

A: Given that the formula for sports rub cream Methylsalicylate = 15 mLMenthol = 10 gEucalyptus oil = 1…

Q: What is an absorption spectrum? The following graph is the visible absorbance spectrum of an…

A: There are different types of electromagnetic radiation. The different radiations have different…

Q: What is the oligodynamic effect? To which chemicals does the term oligodynamic effect apply? Give 2…

A: Microorganisms are the microscopic living things around us. They can inhabit a variety of habitats…

Q: What are the superior characteristics of iodophors over free iodine solutions?

A: Introduction: Iodine is a chemical that is blue-black in color. it affects the metabolic activity of…

Q: Which of the following sulfonamides is used topically in burns?   a. Sulfadoxime b. Apsone c.…

A: Burn is any injury that occurs in the skin or deeper layers occuring due to hot objects, water or…

Q: What are the negative effects of using Disulfiram ?

A: Substance abuse It is a condition characterized by uncontrolled use of substances for…

Q: What is ethidium bromide ?

A: Agarose gel electrophoresis is commonly used for the separation of nucleic acid molecules. It…

Q: What is the difference between an antiseptic and a disinfectant?

A: Antiseptic and disinfectants are used to kill germs, bacterias which attack from outer environment.…

Q: What happens to the color intensity as the concentration of alcohol increases? Explain the…

A: The most punctual created breath analyzer depended on a substance standard where breathed out air…

Q: Why is picric acid used for burns? Explain the principle involved

A: Cells are the basis of life. Cells give rise to tissues and organs. Organs that work towards the…

Q: Why does butter is solid in room temperature, while vegetable oil is liquid?

A: Fats and oils are commonly called as triglycerides. Mainly these are of two types saturated and…

Q: According to this standard curve for chlorophyll dissolved in ethanol, what is the concentration of…

A: the concentration of betacyanin = 3 micromolar

Q: Why does Alka-Seltzer foam and bubble when dissolved in water? Which ingredient is the antacid?

A: Alka- Seltzar is a type of medicine which is used to cure indigestion, stomach pain or upset…

Q: In detail, why 70% Alcohol is better than 100% Alcohol (as an antiseptic) to control the growth of…

A: Microorganisms are small organisms which cannot be seen through naked eyes. These organisms have…

Q: What chemical reaction causes the color change of diphenylamine sulfonate indicator?

A: Organic compound diphenylamine An amine is coupled to two phenyl groups in the molecule, which is a…

Q: Why 70% Alcohol is better than 100% Alcohol (as an antiseptic) to control the growth of bacteria?

A: Sterilization is process of destroying all the viable microbes including viruses, endospores etc.…

Q: In excess of alkaloidal reagent, did the precipitate formed dissolve or not? What is  the evidence…

A: Alkaloid reagents such as tannic acid, potassium iodide, potassium ferrocyanide, or mercuric iodide…

Q: Tetrabromofluorescein is a purple dye often used in lipsticks. if the dye is purple, what color does…

A: The dye is a colored substance that constructs a chemical bond with the substrate to which it would…

Q: based on safety information for the use of Ethidium Bromide solution and SybrSafe™. What makes…

A: SybrSafe is used to visualise DNA in agarose gel. Ethidium bromide (EtBr) is also used to visualise…

Q: Why is the thick blood smear left unfixed in methanol?

A:

Q: Dilute silver nitrate is sometimes applied to the eyes of newborn infants. Explain why a dilute…

A: Eye is an organ which helps us to provide vision it has several photoreceptors which receives light…

Q: Explain the difference in the melting points of the linoleic acid and linolenic acid:

A: The fatty acids are the compounds that are also present in the cell membranes and allow for the…

Q: What concentration of ethanol is considered optimum for disinfectant? Why not 100%?

A: Disinfectant refers to the chemical agents that destroy or inactivate microorganisms on an inert…

Q: What is the mode of action of sulfonamides?

A: Certain chemicals or drugs inhibit the one or other vital functions of pathogenic microbes and serve…