In a hurry one day, you merely rinse your lunch disheswith water. As you are drying your salad bowl, you noticethat it still has an oily film. Why was the water alone noteffective in cleaning the bowl?

Q: (heat) can assist in distributing substances faster when undergoing diffusion O Convection O None of…

A: The correct answer is Convection Option A is correct, Convection Convection (heat) can assist in…

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: The physician who treats your puncture wound opts to insert a drainbefore applying the dressing.…

A: There are four types of cells/Tissues involved in this tissue repair mechanism:- 1) STEM CELLS- They…

Q: You use a spectrophotometer to measure the absorbance of a colored solution and find it to be 1.6.…

A: According to Beer- Lambert law when a monochromatic light passes the homogeneous medium, it reflect,…

Q: in a solution, the solvent is:  A) always a gas  B) always water C) the substance that is…

A: A solution is a uniform and stable mixture of solute and solvent. Solute particles are invisible in…

Q: DINervous Glycerin on microscope slides serves for

A: Since you have asked multiple questions, we will answer first question for you. If you want any…

Q: What happened when a potato strip placed in distilled water?

A: Osmosis is the movement of of water from area of high concentration to area of low concentration…

Q: What is the function of the flame in AAS? O lonozation of sample O Atomization of sample O boling of…

A: Guystav Kirchoff and Robert Bunsen first used atomic absorption spectroscopy in 1859 for identifying…

Q: king of acid

A: Acid is the substance which turns blue litmus to red. Acid contains more H+ ions. Acids acts as…

Q: Drugs are extracted from body fluids and tissues bycarefully controlling the ___________ of the…

A: Extraction of drugs from body fluids and tissues plays a major role in criminalistics.

Q: Which of the following is NOT an optical microscope? a. dark-fi eld c. atomic force b. confocal d.…

A: Microscopes are used for the visualization of objects which are not visible to the naked eyes.…

Q: Why liquid is more difficult to move than air?

A: Ans: Liquid: It is defined as an incompressible fluid that takes shape of its container. Air: The…

Q: The relative refractive index of the two media shows: Oa. How many times the speed of light in a…

A: Relative refractive index is change of speed of light while travelling from one medium to another.…

Q: Why some oils taste and smell bad?

A: Lipids are large biomolecules comprised of carbon, hydrogen, and oxygen just like another…

Q: grades of alcohol are used in dehydration for staining

A: Dehydration of tissues is carried out to remove the water in the tissue before embedding because…

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: When something is sterilized, there are levels or degreesthat are reached for that object’s or…

A: Sterility must be maintained during application and dressing changes. It is preferable to use the…

Q: Why do containers of water, milk, soda, or other liquids sometimes burst when frozen?

A: A solid state is the state in which matter maintains fixed volume and shape. In this state, matter…

Q: “Navy coffee” is where the coffee is brewed strong and a bit of salt is added. What is special about…

A: "Navy coffee” is where the coffee is brewed strong and a bit of salt is added. What is special about…

Q: tenry filled two jars with the same volume of water as shown in the picture. He placed a lid on J…

A: The experiments are conducted to understand biological and scientific phenomena that take place…

Q: Explain why water forms nearly spherical droplets on the surface of a freshly waxed car. Why doesn’t…

A: Water is considered as a polar solvent, which is hydrophilic in nature. Due to its hydrophilic…

Q: Why oil gets hot faster than water?

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

Q: In X-ray imaging, a film often displays white areas. This is due to:   (a) High absorption. (b)…

A: X-rays are a form of electromagnetic radiation, similar to visible light. Unlike light, however,…

Q: what happens to hydrogen peroxide decomposed to oxyen when: a.) stirred slowly b.) Stirred

A: Decomposition of hydrogen peroxide

Q: How can you tell that the dark wet spot on the paper towel is fat and not water?

A: The properties of water and lipid are different.

Q: types of condensers are

A: The function of a Condenser in the microscope is to collect the light from light source and…

Q: . A substance capable of dissolving freely inwater isa. hydrophilic.b. hydrophobic.c. hydrolyzed.d.…

A: Water is a universal solvent as it can dissolve most substances. It is polar in nature and dissolves…

Q: What makes the alcohol harmful to the skin when it has been soak for a very long time? What are the…

A: Isopropyl alcohol is secondary alcohol and the hydroxyl group is attached to the second carbon…

Q: The technique of bombarding specimens with neutronsand measuring the resultant gamma ray emissions…

A: Neutrons are the subatomic particles present in the nucleus of an atom.

Q: Why could it be dangerous to drink a very large amountof water in a short period of time?

A: Osmoregulation is the process through which the fluids of body in an organism are regulated. It is a…

Q: Cork can float on water. As you examine cork under the microscope, what features do you observe that…

A: Cork (cambium) cells are dead cells present in the epidermis of the plant. The main function of…

Q: Why do oil and water mixed together separate into layers?

A: Water is known as the ‘universal solvent as it is capable of dissolving a variety of different…

Q: These are safety fillers. O flask o dropper o dropper or pipette o pipette O beaker

A: Pipette  It is defined as a laboratory tool which is commonly used in the field of chemistry and…

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: Why do detergent powders removes stain?

A: Answer 1: Detergents have the power to clean. Detergents are surfactants. Detergents are amphiphilic…

Q: They counted the number of spatuals of sugar or salt added to the water until no more would…

A: A solution is generated when a solute is dissolved in a solvent. A solvent is a liquid that…

Q: Which of the following is MOST soluble in polar solvents? A H3C LOH В с D В OD Oc О А H3C. HO л HC…

A: In the given image, structures A, B, and C represents fatty acids. A is a saturated fatty acid.…

Q: what happens when a dishwashing liquid mixed in water

A: Dishwashing liquids are those liquids that are used to clean the dishes like crockery etc in the…

Q: Why does your skin not dissolve when you go swimming or are caught in the rain?

A: Our body is made up of several protective coverings, which plays several important physiological…

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: You take a bottle of soft drink out of your refrigerator. Thecontents are liquid and stay liquid,…

A: It is known that a bottle of a soft drink is kept in a refrigerator and the content was present in…

Q: Give some characteristics of ground substance.

A: The tissue that connects and provides support to all remaining body tissues is called connective…

Q: What happens to the area of ice where salt is applied? Why is salt applied to icy sidewalks or roads…

A: The question asks the effect of salt on the area of the ice. The reason for the salt application on…

Q: Materials that allow flow of water are_______

A: Running fluid moves innately in a gravity-driven direction all along slope and finds its own way.…

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.