A ____ is a substance that is dissolved in a liquid.

Q: As pH decreases, a solution becomes more acidic.

A: The estimation of the concentration of “hydrogen ions” in the solution is known as the potential of…

Q: In the metric system, the base unit of temperature is the

A: Introduction Units infer the measurement of the physical quality of a given object in terms of…

Q: Bigger size sample would result to better quality spectra compared to smaller sample with small size…

A: Attenuated Total Reflection - Fourier Transform Infrared Spectroscopy is a technique to study the…

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: A student is presented with a sample of an unknown substanceand asked to classify the substance as…

A: A molecule is consisting of two or more atoms bound together by chemical bond. All living organism…

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: RNA differs from DNA in that

A: The correct answer is E . All of these are the differences between DNA and RNA

Q: A) B) A. Name specific structure "A" B. Name specific structure "B"

A: Fishes are the organisms which live inside the water some live in oceans and some live-in fresh…

Q: king of acid

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

Q: Light roasted coffees are typically and

A: Option 2 is correct

Q: Identify as many materials as you can in the dust. If you cannot identify a particular material,…

A: Dust is made up of fine particles of solid matter. It consists of particles from the atomosphere…

Q: ______ Can Separate Particles and Molecules That Differ in Mass or Density.

A: BASIC INFORMATION MATTER Everything that are present in our surroundings can be regarded as matter.…

Q: Macromolecules, Actually: From Plastics to DNA

A: INTRODUCTION Macromolecule They are very large molecules made up of atoms that are joined by…

Q: The smallest unit of any substance is the . a. atom b. molecule c. cell

A: The cell is the basic structural, and function unit of all living organisms. Cells are the smallest…

Q: Detergents are______.

A: Detergents are the surfactants or the mixture of surfactants. Surfactants are the compounds that…

Q: When should you label all the containers or laboratory glassware having chemicals in them? a. After…

A: Inside our laboratory, we should work very carefully and should not eat inside the lab.

Q: A student wants to determine how different factors affect the rate of dissolving a solid in water.…

A: Dissolution is defined as the process in which solid is completely dissolved in water.

Q: Buffers are mixtures of a weak acid and a weak base that combine with a strong acid or base to limit…

A: A solution is a homogeneous mixture of two or more things. The minor component of a solution is…

Q: Mobile phase can be :  A) Solid or liquid B) Only solid C) Only gas D) Liquid or gas

A: Chromatography is a technique that is used to separate different components of a mixture as a result…

Q: What do you mean by ground substance?

A: The extracellular matrix is a 3-D network of extracellular molecules, such as collagen,…

Q: The pH of a solution is an abbreviation conveying what information about that solution? A solution…

A: More the dissolved H+ ions more acidic is the solution, and if the number of dissolved OH- ions…

Q: In a solution the part of the solution that is doing the dissolving (such as water in our cells and…

A: Every solution has two different parts,  Solute Solvent

Q: Please tell me what an isotope is (how is it different from a normal element), and then give me a…

A: An atom is still the same element if it is missing an electron. The same goes for isotopes. They…

Q: A common procedure of for cleaning the grease trap in a sink is to add a product that contains…

A: Sodium hydroxide is also commonly called caustic soda. It is extremely corrosive in nature as well…

Q: What is the name of this area at the end of the arrow for letter B? - what would you typically find…

A: Digestion is a process that involves the breakdown of larger food particles into smaller food…

Q: Fill in the blank:  _______________________ combines with water to form carbonic acid.

A: There are various biochemical compounds that are present in living organisms. The reactions taking…

Q: True or False: The output of the Mass Spectrometer gives us the exact mass of a molecule.

A: The output of the mass spectrometer is the separation of molecules based on their m/z (mass to…

Q: Compare and contrast an acid from a base.

A: Acid and base both are chemical compounds that react to form water and salt by the neutralization…

Q: An element is a pure substance that cannot be broken down into other substance by physical or…

A: An element is any substance which is composed of only one kind of an atom.

Q: Sample Results Remarks Glycine A Egg white B Casein Tyrosine D

A: In a polypeptide chain the amino acids are linked together via peptide linkages.

Q: The branch of pharmacology dedicated to studying what happens to substances once they get into a…

A: The study of the effect of drugs on the body is called pharmacology. The drugs or the substances…

Q: Is beer is sugar

A: Yeast, grains, spices, and water are the main ingredients in beer. Despite the fact that sugar is…

Q: The elements which give Indication of the extent to which the aim was achieved is a. Select one:

A: Introduction - aims and objectives are main goals which indicate  what the goal consists of and how…

Q: Include the number of the blank in your answer.For example, Blank#1 = 15. Substance c (cal/goC) c…

A: 1 Calorie = 4184 Joule

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: The characteristic that gives an element its distinctiveproperties is its number of ________.a.…

A: Elements are any substances that cannot be broken down or decomposed into simpler materials through…

Q: The enzyme is * A B C. D

A: Enzymes are the biocatalyst that can increase the rate of biochemical reaction without itself being…

Q: A substance dissociates into K+ and Cl– in solution.The substance is a(n) ________.a. acidb. basec.…

A: Acids are the substances which on dissolution in water given H+ ions while bases on dissolution in…

Q: Which mineral is a carbonate a compound that contains a -co3 group

A: Carbon dioxide is soluble in water. In a reversible reaction, it makes carbonic acid with water…

Q: If the addition of an acid or a base to a solution does not change its pH (or changed minimally),…

A: The question asks to fill up the statement:If the addition of an acid or a base to a solution does…

Q: The second part of proteins

A: The second step in protein synthesis is translation. After transcription and subsequent processing…

Q: A chemical with sporicidal properties isa. phenol b. alcohol c. quaternary ammonium compound d.…

A: The organic substances having –CHO functional group which is a strong reducing group on the end…

Q: Pharmaceuticals When a medicine is administered orall

A:

Q: A Base is a measure of the quantity of

A: bases are chemicals which tent to taken protons and gives hydroxyl ions . they are also chemicals…

Q: In chromatography, samples that have higher molecular weights tend to move than smaller molecular…

A: Chromatography is a method to separate components of mixture.

Q: Enzymes and other catalysts increase the rate of a chemical reaction by....

A: Enzymes are biocatalysts. They are protein in nature (except-ribozymes), thermolabile in character…

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: DNA stands for ________.

A: Genetic material refers to the biomolecules that are present in organisms that determine the…