Q: Increasing reagent concentration makes the change in pAg larger.
A: we know, pAg = -log[Ag+]. so with increasing the concentration of reagents,pAg decreases. Option C…
Q: What percent of X can be extracted with 100 mL hexane? b) What will be the percent X remaining in…
A: The question is based on the concept of solvent extraction. we have to calculate amount extracted…
Q: Problem Solving Read CAREFULL each statement and report your answers: - Volume, and Percentage…
A: a) acid-base titration or neutralization reaction occur in the given titration. b) neutralization…
Q: Answer the questions using one of the words or phrases from the following list. We suggest that you…
A: Accuracy -In a set of data or measurements accuracy is measurement of how close the data is from its…
Q: How does it affect the peak produced in gas chromatography when: – Inserting samples is too slow –…
A: ✓Chromatography is a technique that separates components in a mixture by the difference in…
Q: Which of the following matches is/are incorrect regarding the paper chromatography experiment? a.…
A:
Q: What is the purpose of the internal calibration mass at the upper left in the electronic balance
A: In chemistry the accurate measurement of mass is needed for performing titrations, reactions. For…
Q: Nitrogen Content Assay Method I is also known as? Distillation Micrometric Method Macromethod…
A: Nitrogen Content Assay Method I is also known as?
Q: When setting up a burette, it is important to check the tip for the presence of air bubbles. If,…
A: Titration are performed To find out the the concentration of unknown analyte with the help of…
Q: Sources of Error Determine the relationship between the observed/apparent value (EX) VERSUS that of…
A: Given: Not all the solid was transferred during the filtration of the precipitate.
Q: Why acetone has les retention time and toluene has more. discus about polarity of 3 samples and…
A: Retention time is the time how long the compound is inside the Column .Depending on the polarity of…
Q: spotting paper chromatography samples above the solvent level ______________________________________…
A:
Q: Table 1: The result for test tube I to 8 using of BSA stock solution. Tube BSA Cone H;O (ml) BSA…
A: Lambert Beer's law states that absorbance of a solution is proportional to concentration of…
Q: Label the parts of this chromatography column. "A" "B" "C" "D" "E" "F"
A: Chromatography - It is a laboratory technique used for the seperation of a mixture. The mixture is…
Q: be micro a
A: Electron probe microanalyzer is an analytical tool used to determine the chemical composition of…
Q: To properly weight a hygroscopic substance, the analyst must: Select one: O a. a. attain…
A: Hygroscopic substances are those substances that readily absorbs water from the atmosphere.
Q: Linear Regression
A: b. Make sure you choose ''linear regression'' curve fit.
Q: a.) What is the linear equation for the calibration plot? b.) What is the amount of sulfate in the…
A: A question based on analytical process, which is to be accomplished.
Q: Select which of the following ways gas chromatography can be performed? A. Only in columns B. Only…
A:
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: Why is important to dry a primary standard to a constant mass ?
A: A primary standard is a reference chemical used to measure an unknown concentration of another known…
Q: High performance liquid chromatography can separate eluates even if they are not present in the UV…
A: The actual separation of each component in a sample is always carried inside a column and to be able…
Q: The flame-ionization detector is used in gas chromatography because the eluates cannot be detected…
A: Detector is the instrument that can detect the eluate species. In gas chromatography analyte…
Q: Which of the following matches is/are incorrec regarding the paper chromatography experiment? A.…
A: In paper chromatography The mobile phase is generally the solvent also called as chromatography…
Q: The least squares calibration methods depend on? O A. Components of sample O B. Analyte…
A: The least-squares calibration methods depend on analyte identification.
Q: Why were you required to handle the chromatographic paper only at its corners?
A: Chromatographic papers used in Paper Chromatography which is used as a separation technique for the…
Q: Why do we use a makeup gas for some gas chromatography detectors?
A: The method of separation of components present in the mixture is termed as chromatography.…
Q: Why should the syringe be removed from the sensor when setting the initial volume for each trial?
A: Option C
Q: 1. Provide two advantages and two disadvantage of flow cytometry analysis. Briefly explain each.
A:
Q: Can you write a report on Protein Electrophoresis, |Q&A please Aim of Experiment: Determination of…
A:
Q: A student doing this experiment had some problems with the procedure, as described below. Explain…
A: question is looks complex i am answer to only first question that is a.
Q: 1. Use the Beer's Law equation (A = ɛbC) and the linear trendline equation to determine the value…
A: Beer-Lambert law states that, the absorbance of a monochromatic radiation by a solution is directly…
Q: Match column A with column B. v Mobile phase: NON-POLAR Stationary phase: NON-POLAR v mobile phase -…
A:
Q: refractometer
A: In this question we have to explain using refractometer, how to solve the percentage of suger…
Q: Consider the chromatogram that t3=20 sec, calculate for its number of theoretical plates: " 12 Ty…
A: Here we are required to find the number of theoretical plates
Q: Cuvette maintenance and cleaning is crucial for the success of spectroscopic analysis. Which is NOT…
A: Spectroscopic analysis is a technique that can be used to study the interaction between…
Q: QUESTION 8 Were the sample prep and the standard prep supplemented with the same amount of internal…
A: An internal standard in analytical chemistry is the substance similar to the unknown sample that is…
Q: The fluid exiting a chromatographic column is called the eluent eluate analyte solvent Question 22…
A: Chromatography is the laboratory method to separate the components of a mixture. Elution is the…
Q: a. If the mixture is dabbed onto chromatography paper that was then placed into a polar solvent,…
A: Greater the electronegativity difference between the atoms, greater is the polarity.
Q: What are the different methods to pack a column? Point out two ways in which thev differ from each…
A: A question based on analytical separations that is to be accomplished.
Q: Estimation of Dissolved Oxygen experiment I want 10 Precautions at lest for this experiment
A: Precuations
Q: During Buchner filtrati on a portion of the filtrate isused for swirling the resi due into the…
A: SOLUTION: Step 1: A Buchner funnel is a piece of laboratory equipment used in filtration. It is a…
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: Categorize each as a determinate or an indeterminate error and further classify determinate errors…
A: A question based on tools in analytical chemistry that is to be accomplished.
Q: a) With neat diagram explain the moving coil instruments. List out the advantages of the same. ? b)…
A: A) Advantages:1. Consumes less power 2. Uniform scale of moving coil in MCM ( moving coil…
Q: Paper Chromatography laboratory report explanation
A: Paper chromatography is an analytical method used to separate colored chemicals or substances. It is…
Q: Write exhaustively on paper chromatography
A: Chromatography is a special technique which is used to seprate the components of a mixture.
Q: Comments on choice of a paper and solvent are main back bones of paper chromatography.
A: Paper Chromatography is mailny based on the choice of paper and solvent used. In this technique,…
Q: Given below is the block diagram of gas chromatography. Identify the unmarked component Column Gas…
A: The chromatographic method used for separating and analyzing compounds that can be vaporized without…
Limitation of accuracy of the following instruments:
a. Erlenmeyer flask
b. beaker
Step by step
Solved in 2 steps
- Compare Chromatographic and Spectroscopic methods for pharmaceutical analysis? Please answer at your own easy words. Answer should be to the point.a. Briefly explain why internal standardization method is useful inanalytical chemistry?b. Why does a response factor of an instrument’s detector need to becalculated?Comments on choice of a paper and solvent are main back bones of paper chromatography.
- Your measurements indicate that the concentration at valve V7 is 2.04 ppm, while the concentration at thetop of the column is 3.06 ppm. Calculate the normalized concentration at V7. Report using four decimalfigures to an accuracy of ± 0.0001.When the bottom of the meniscus coincides with the calibration mark, your pipette contains the precisely measured volume. true or falseState and explain one possible source of random error whilst using a pipette.Your answer should justify why this is a random error.