What information should the INTRODUCTION section of a chemistry lab report contain? Select all that apply

Q: How JAR test is performed in lab? And what is its significance?

A: JAR test is an important test performed in laboratory. It is used to select and quantify a treatment…

Q: Show given, asked, equation, solution, and box final answer. You grow 20 crystals from a solution…

A: Answer - (a) According to the question - Given -

Q: I need help with my lab report

A: Yes, Sure we are here to help you.

Q: Use water displacement method: measure to the 10ths place!

A: A question based on water displacement method, which is to be accomplished.

Q: What is VESPR theory?

A: Valence shell electron pair repulsion theory commonly called VSEPR theory. It is used to predict the…

Q: In a normal phase chromatography setup, which would be the predicted characteristics of the eluates…

A: A normal phase chromatography involves a stationary phase and a mobile phase.  It is an adsorptive…

Q: Select the phenomenon that is being described by each statement CHOICES: Breaking Agglomeration…

A: All the terms mentioned in the question are the processes which are involved in the emulsion…

Q: I need experimental PROCEDURE for this lab experiment

A: Given:-                   Determining the rates of electron transfer between the excited state…

Q: Question 19 A solution of potassium permanganate of unknown concentration was analyzed against a…

A: Given

Q: What part of research refers to wrapping up of ideas and leaving a strong final impression on the…

A: Research generally addresses a particular problem and probable solutions to the problem. While…

Q: This is a not graded pre test, I just need the blanks in the BCA table based off the balanced…

A: The balanced chemical equation for combustion of propane  C3H8(g) + 5O2(g)  --------> 3CO2(g) +…

Q: These are practice questions. Please help! Thanks.

A:

Q: idea how gravimetric analysis provides accurate results despite of it being time consuming

A: Gravimetric analysis is the technique that involves the measurement of mass of an analyte as to…

Q: 1. IF found impurity the melting point .......... - Increase - Not effect Decrease

A: Note : As per our guidelines we are supposed to answer  one question .please resubmit the other…

Q: Lowest melting point Answer Bank

A: Lattice energy depends on distance between two ions ( cation and anion ) and also depends on charge…

Q: Polymers lab question: Please explain the effect of crosslink density on swelling properties og…

A: A question based on polymer chemistry, which is to be accomplished.

Q: Check photo for question

A: The details solution for this reaction is provided below in attach image.

Q: Which test is used for elemental analysis? Answer:

A: Elemental analysis  is the process  which is used to analyse the new substance or compounds

Q: estion 20 Question 19 Consider the standard curve of DCIP (2,6-dichlorophenol indophenol) shown…

A: 19) The relation between the absorbance and concentration of a compound can be shown by the…

Q: be micro a

A: Electron probe microanalyzer is an analytical tool used to determine the chemical composition of…

Q: Why Rf value is important in Chromatography?  Please shortly answer at your own words. Answer should…

A: Rf  stand for the Retention factor . Its value is  equal to the distance  travelled by component…

Q: What is a lab report

A: A lab report is about how you explain what you did in ​your laboratory experiment, what you learned,…

Q: Compute for the initial dilution of tube #1 and final dilution of tube #5.

A: It contains 0.9 mL of saline and 0.1 mL of serum. Total volume = 1 mL So, we have 0.1 mL of serum in…

Q: There are 1,000 mg of a drug in 150ml. Find the percentage strength.

A: The strength of solutions is an important property and it is basically an application of percentage.…

Q: important hazards to know in doing gravimetric analysis? please include pictures

A:

Q: CHEMISTRY RATE WILL BE GIVEN! NO LONG EXPLANATION NEEDED.  PLEASE ANSWR ALL

A:

Q: EXPERIMENT: SIMPLE BATCH DISTILLATION    I want theory background for this experiment

A: The answer is given below

Q: Table 5.1 (report)Sample DistanceFe^3+ (5.8)Co^2+ (0.8)Cu^2+ (3.0)Mixture (0.8)(3.0)(5.8)Unknown…

A: Rf value can be determined as the distance travelled by the solvent divided by its mobile phase can…

Q: Describe non-volumetric quantitative analytical methods. Note please must provide Answer.

A: In volumetric analysis, the volume of the standard solution (solution with known concentration) is…

Q: Determine the components responsible for the acidity or basicity of the substances listed in the pH…

A: Among the given substances: Acidic substances are milk, Vinegar, and buttermilk. Basic components…

Q: if you use tap water to dissolve a solid you can contaminate data true or false?

A: YES if we use tap water to dissolve a solid then we  can contaminate the data.

Q: m doing lab report for thin layer chromatography right now, but I'm struggling with a question about…

A: TLC is used in organic synthesis to know whether the reaction is completed or not . And the no of…

Q: Diagram of Paper Chromatogram: Marker Dyes Draw all spots that appear on the chromatogram, and mark…

A: First observe the solvent front. It could be nearly 11 cm as per your picture of paper and ruler.…

Q: What is the retention factor (Rf) of the most polar and least polar spot present in the standard…

A: We have to give the retention factor (Rf) of the most polar and least polar spots present in the…

Q: Eye protection in the lab must have elect the correct response: two of these are correct eye grade…

A: Eye protection in lab must have

Q: How to increase storage and shelf life of ready to drink bottled sorghum porridge using stabilizers…

A: Polyethylene Terephthalates is one of the major that is used to increase the shelf life. UV rays it…

Q: gs More Erase H

A:

Q: inventory and balance the fe

A: A chemical equation is representation of a chemical reaction in a condensed and more convenient way.…

Q: Task: You are a forensic analyst employed at the Baltimore County Forensic Lab. You plan to perform…

A: answer - The mobile phase is generally a mixture of non-polar organic solvent, while the stationary…

Q: defined screening effect

A: In a multi-electron system, outermost electrons are bound to the atom by the strong nuclear force…

Q: Use the table from ion exchange column to answer the following questions: Volume (mL) of Water…

A: Ca2+ + EDTA = Ca -EDTA + 2H+  thus 1 mol of EDTA reacts with 1 mol of Ca2+ ion  Thus 1000 ml 1 (M)…

Q: What component of the sample causes an error in the analysis by increasing or decreasing the…

A: Solvent is the liquid in which reaction occurs.  Analyte is the sample that has to measure.…

Q: Question 2 a. Define the following i. Retention time and ii. Void time

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: the Thermo Fisher application

A: In this question we have to choose correct option with reasonable explanation.

Q: Which of the following is/are true about the formatting of the data in a chemistry lab report?…

A: Data in scientific papers are generally presented in three ways. They are text, data tables, or…

Q: Choice of a paper and solvent are main back bones of paper chromatography .comment.

A: Chromatography is a analytical technique, which is used for separation of mixture of gases or…

Q: Hello, good day. I have a problem answering this question, and I need your help. Hoping for a…

A: Answer - According to the question - Sedimentation and flotation are solid-liquid separation…

Q: Help on exam 1

A: Since the equation to find the Rf value is given by  => Rf  = distance travelled by spot /…

Q: Would the concentration of OH– in the solutions used for Runs 2–4 be different if deionized water…

A: The main difference between the deionized water and the NaCl solution is the lacking of ion in…

Q: SERIAL DILUTION: PROBLEM SOLVING. Set up five (5) tubes on the test tube rack and label them 1-5.…

A: Let us consider the serum concentration to be a M