What makes the alcohol harmful to the skin when it has been soak for a very long time? What are the components of ethyl and isopropyl alcohol that make it dangerous when soaking into the skin for 15 minutes long?

Q: Give the COMPOSITION of the ff. Clearing agent: 1. Xylene 2.Toluene 3.Benzene

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: What is the purpose for ground substance?

A: Ground substance is also called matrix. It is an intercellular material in which the cells and…

Q: Give the color of the kamoteng kahoy mixed with Lugol's iodine solution in these situations before…

A: Lugol's iodine contains potassium iodide and iodine in water. It is used for various purposes such…

Q: What is the turgid in the water?

A: Osmosis is the process by which the solute molecules are transported from higher concentration to…

Q: reaction of albumin to concentrated HCl?

A: Amino acids are monomers of protein. They are joined together by the peptide bond to form a protein.…

Q: Why does blood cell become clear in distilled water?

A: There is a semi-permeable membrane which decides the entry and exit of the molecules from the cell,…

Q: What molecular force holds your chlorophyll and solvent together?

A: Disclaimer: Since you have asked multiple questions, we will solve the first question for you. If…

Q: One reason given by Peruvian officials for not chlorinating their water supply is that chlorine can…

A: Chlorination of water is one of the widely accepted methods used worldwide to eliminate the possible…

Q: What are non-ionic detergents?

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

Q: What does Sodium bicarbonate do in water softening?

A: Sodium carbonate softens hard water. Hard water contains high amount of dissolved calcium and…

Q: What purpose does water serve in the “Effects of Antiseptics & Disinfectants”?

A: Answer:  ANTISEPTICS : These are the liquid or semi-solid cream having some special properties to…

Q: How do you account for the difference in reaction between fresh and rancid oil?

A: Oil is a naturally occurring ester that is found in both animals and plants. It belongs to a group…

Q: Why potato strip increase in size when placed in distilled water?

A: Osmosis is defined as the movement of water molecules from the higher water potential region to the…

Q: What are the types of wax bath?

A: There are many types of therapeutic baths that are prescribed by the physician according to the…

Q: What type of drug is chlorpromazine, and where was it first tested on patients?

A: Psychotic disorders are mental disorders in which the person does not live in reality. He lives in…

Q: What should happen when you add magnesium salts to the soap solution and then what happens when you…

A: Soap is a cleansing and emulsifying agent that is made usually by action of alkali on fat or fatty…

Q: hat Is Polychrome Methylene Blue?

A: Methylene blue is a popular dye that allows us to glimpse microscopic life in vibrant colors. Before…

Q: Why efficascent oil is green liquid?

A: Efficascent oil is a liniment for the treating pains associated with muscles and joints. It is…

Q: How did your soap compare to the commercially prepared soap?

A: If we wash oily/ greasy hands with soap then only oil/grease gets removed. In the…

Q: What is the source of litmus used for measuring pH?

A: Ph indicator is a chemical compound when added to a solution in small amount changes its colour that…

Q: What is the function of mordant?

A: Gram staining is a common technique that is used to differentiate bacteria into two broad groups…

Q: what are porphyrins ?list their properties.

A: Porphyrins are the cyclic compounds formed by linkage of 4 pyrrole rings through methyne bridges.

Q: What is the function of immersion oil?

A: Immersion oils are transparent oils that have specific optical and viscosity characteristics…

Q: What are the common names of nasal spray or drops in the market that contain zinc choride?

A: Zinc is a mineral commonly found in, Milk and cheese Shellfish Beef and other red meats Nuts and…

Q: How does an emulsifier work? How does this affect the cleansing action of soaps?

A: Emulsion: a. It is a liquid preparation containing two immiscible liquids, in which one is dispersed…

Q: What happens when you mix oil and vinegar? Why?

A: The like dissolves like rule suggest that polar solutes are soluble in only polar solvents whereas…

Q: Explain the chemical nature of soap - is it hydrophilic or hydrophobic (or both)?

A: Soap is a mixture of sodium salts of various naturally occurring fatty acids. The soap is produced…

Q: How are the effects of the nitrites different from the effects of inhaled solvent fumes?

A: the effects of the nitrites different from the effects of inhaled solvent fumes:

Q: What is the pH of a cleaning solution with a [H3O*] = 7.4 x

A:

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: part 1What is the % v/v obtained when 20 ml of acetic acid is added to 200ml water? part 2How many…

A: % v/v is Percent volume/volume defined as the concentration of a solute in solution in terms of…

Q: Turpentine oil is obtained from_______?

A: Turpentine is a volatile oil.  It is used for polishing the furniture.

Q: How does a nitrate addition prevent sulfide souring ofcrude oil?

A: The presence of a higher concentration of sulfur in crude oil defines the sour crude oil. It is an…

Q: What happened to the pH when the cola and borax solution was added to the water? Explain

A: Answer.  When the cola was added to the water, the pH of the water went from neutral to acidic even…

Q: Which of the following substances aren't phenolics? a. lignin b. isoflavones c. isoflavones d.…

A: Plant secondary metabolites are the chemicals which are the product of primary metabolism and play…

Q: Why must alcohol be diluted with water to about 70 % percent before it could be used as an effective…

A: 70% isopropyl alcohol is most commonly used as disinfectant and killing all surface microorganisms.…

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: How to reduce/control selenium pollution?

A: Selenium is a trace element that has emerged as a contaminant of concern in water bodies. The…

Q: How does soap dissolve grease and oil?

A: Oil and water do not combine because water is polar, whereas the fatty particles in the oil, grease,…

Q: Aside from Paraffin, what is your recommended infiltrating medium for routine purposes? why?

A: INFILTRATION is the process in which the clearing agent is completely removed from the tissue and…

Q: How acid rain is formed?

A: Acid deposition or acid rain is a broad term used for any type of precipitation with the acidic…

Q: the phensuprin solid is first dissolved in ethyl acetate. one solid will be left over-what is it?

A: Phensuprin is the mixture of aspirin or acetyl salicylic acid and sucrose.

Q: Why acids and boiling are necessary in maceration?

A: Maceration refers to an extraction process that enables contact between a solvent and the plant for…

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: What are the advantages and disadvantages for aldehydes, gaseous sterilizers, peroxygens and organic…

A: Physical and chemical methods are used to control the microbes. Chemical methods are where chemicals…

Q: What are detergents?

A: Introduction:- Detergents are amphipathic compounds with charged hydrophilic or polar groups at the…

Q: How sodium chloride regards acid production in cheese?

A: All Cheese is formed due to lactic acid fermentation of milk which results in coagulation of milk…

Q: What is saponification? How can we make soap? What is the reaction involve in making soaps? Whats…

A: Soaps and detergents are commonly used in cleaning clothes, utensils and other dirty surfaces.…

Q: Suppose you have an initial chlorine concentration of 5%. Then out of that, you are told to prepare…

A: The concentration of a solution: The concentration of a solution is defined as the amount of the…