if water is not a good conductor of electricity then why does the lifeguard make you get out of the pool when it begins to lightning outside?

Q: The mixture of different light waves is a(n) _____ mixture, and the mixture of paints is a(n) _____…

A: Light has an important role in biology as the primary producers such as plants are dependent on…

Q: If we wanted to know how “red” a red liquid solution is, we would use a light transmittance…

A: Medical instrumentation is branch of science which deals with the study of instruments which are…

Q: a A metal that is in the liquid phase at room temperature. SiO2 b A compound that forms a network…

A: The major elements that make up the cells of living beings are carbon, nitrogen, hydrogen, oxygen,…

Q: Which type of electromagnetic radiation has a lower frequency, x rays or UV? X rays UV

A: Electromagnetic radiations are waves that travel through electromagnetic fields and are made up of…

Q: The UV-Vis Spectroscopy technique is based on: A. Rotational excitation B. Nuclear excitation C.…

A: Spectroscopy is the branch of science which deals with the study of interaction of matter with light…

Q: QUESTION 2 The LIGHTER the solution the GREATER its absorbance. O True False QUESTION 3 A particular…

A: 2. The absorbtion is directly proportional to the concentration of the solution. It means if the…

Q: Can you see water vapors when water on your shirt is evaporating

A: Water has three different states that are solid, liquid, and gaseous. The molecules in the…

Q: The magnesium electron spectrum has a line at 266.8 nm. Does it have a greater speed in a vacuum (an…

A: Electromagnetic radiation is a form of energy also known as light. Light travels at speed of 3,00,…

Q: Why do you think that noble gases are very close to ideal behavior.

A: For a gas to be ideal, the interactive forces between the gas particles must be negligible and the…

Q: Jio Almonte is the executive assistant in the Torralba-Santos group of companies. Because of his…

A: Electrical injury is the reaction caused due to the electric current flowing through the body. It…

Q: How many mL of methadone is needed for a patient who was prescribed 0.015 g of methadone? The vial…

A: The volume of drug solution (methadone) to be infused will be calculated by considering the volume…

Q: Can you identify different zones in the luminous flame

A:

Q: What color of light results from the addition of cyan light and red light? green blue white magenta

A: Green, blue and red are primary colours. When these colours are mixed in different proportions new…

Q: You would have come across many crystals and some of the most are White crystals used to sweeten tea…

A: Understanding of key words is essential to complete an exercise. Crystal, solute, solvent, salt and…

Q: Molecules that absorb electromagnetic energy have structural components called _____________.

A: Electromagnetic radiation or energy refers to the waves of the electromagnetic field propagating…

Q: What is the electromagnetic spectrum, and explain why an object appears the color you SEE.

A: The electromagnetic (EM) range is the scope of a wide range of EM radiation. Radiation is energy…

Q: Assume that you list the following types of electromagnetic radiation in order of increasing…

A: Radiation refers to the energy that travels and spreads as it moves. The waves of the…

Q: Which of the following types of photons (packets of pure electromagnetic energy) have the highest…

A: Radiation is both magnetic and electric fields that spread and travels in waves. Electromagnetic…

Q: What could potentially happen if you leave the slide exposed for too long to the open flame? Why do…

A: If the slide is overheated the cell wall of the smear will be ruptured . Concentration and freshness…

Q: f a particle in an electric field E experiences a force F, what also must be true? A)The particle…

A: The electric field from a positive charge points away from the charge; the electric field from a…

Q: The ratio of the wavelength in the .1 vacuum to the wavelength within the material is called •…

A: Refractive index. Refractive index is a measure of how light propagates threw a material. Refractive…

Q: What happens if we combine jello in a water solution with electricity?

A: There are three basic types of mixtures, solution, suspension, and colloids. A solution is a…

Q: If you travel north from the equator, what generally happens to the intensity of ultraviolet light?

A: The intensity of UV ray coming from sun depends on the angle of elevation. The angle of elevation of…

Q: Why are some medical clinics experimenting with natural lighting the use of water , such as…

A: Natural lighting, aquariums, waterfalls and music influence the physicians and patient mental state…

Q: If water molecules are like magnets, why do you think frozen water molecules don't pull toward each…

A: A water molecule consists of two hydrogen atoms bonded to an oxygen atom,and its overall structure…

Q: what are 3 things a photon of light can do

A: Photon :- A photon is the basic unit of electromagnetic radiation. Also called a packet, quantum or…

Q: What are the divisions of white light according to the electromagnetic spectrum? Which are the two…

A: The white light is made up of seven colors spread between the wavelength of 400 nm to 780 nm. This…

Q: A wire is laying on the table in front of you and extends from the near edge of the table to the far…

A: The wire is laying horizontally on the table. The current in the wire is flowing from the near edge…

Q: Which letter on the figure below represents the light intensity control?

A: The above image is of a microscope.

Q: The earth is moving at approximately what speed in miles per hour? 100 1,600 160 1,000

A: The earth rotates on its own axis and takes a time period of 23 hours 59 minutes and 4 seconds which…

Q: How many cm are in a meter

A: Conversion of measurement are done for mass and weight, capacity and volume, temperature, distance…

Q: Write shortly about the instrumentation of ATR spectroscopy.

A: The tool of spectroscopy is used to study the structures of atoms and molecules. The large number of…

Q: If a bottle of aspirin tablets has the aroma of vinegar, it is time to discard those tablets.…

A: Aspirin belongs to a class of organic molecules called esters i.e. good smell compounds. These…

Q: magnetic materials

A: the answer in ferromagnetic materials. Most materials are classified either ferromagnetic materials,…

Q: What is the wavelength of a 6.76 x 1012 /s wave?

A: Wavelength is defined as the length between two adjacent points that are either crest or trough.

Q: A doctor referred a patient to have a SPECT scan using a specific radiotracer. That radiotracer was…

A: Radiotrackers are basically considered to be the molecules that can be linked to the radioactive…

Q: What color does an object appear if it absorbs light at both 420-500 nm and at 620-700 nm?   a.…

A: The human eye can detect and is sensitive to visible light in the electromagnetic spectrum. The…

Q: A person after consuming alcohol walks clumsily. Give scientific reasons.

A: Given: A person after consuming alcohol walks clumsily. Give scientific reasons.

Q: What happens to thecharged electroscope when a conductor is moved betweenits plastic sheets, and…

A: Electroscope is an instrument that is used to detect the charge on an object. Like charges repel…

Q: What is the frequency of green light that has a wavelength of 531 nm? (c = 3.00 x 10⁸ m/s

A: Given in the question:  Wavelength = 531 nm c = 3 ×108 To find  frequency  , we need to know…

Q: A solution containing 2g/liter of a light-absorbance substance in 1 cm cuvette transmits 75% of…

A: Introduction Using the Beer-Lambert law,  logI∘I=A=aclwhere, I∘ is the Incident light, I is the…

Q: Why would someone want to use water as a coolant for their car engine? Because it is transparent. O…

A: Correct answer is option d.

Q: Name the colors in a color spectrum of visible light from low to high wavelength.

A: The visible spectrum is the portion of the electromagnetic spectrum which is visible to the human…

Q: Which of the following has the shortest wavelenght?  A. Radiowave B. infrared  c. visible light  d.…

A: The question asks about the correct option for having the shortest wavelength.A). Radio-waves B).…

Q: If a hospital were storing radioisotopes, what is the minimum containment needed to protect…

A: A matter is made of fundamental material called an element. A chemical element comprises only one…

Physical and Chemical features

The physical property of a compound could be determined without modifying the originality of the compound. Examples of physical properties are density, hardness, color, boiling, and melting point. The chemical property expresses the ability of a compound to undergo a particular chemical change.