The labware we used in Quant Lab is divided into “qualitative” or “quantitative” analytical purpose.  One of the important laboratory skills we learned is to know what specific apparatus is appropriate for the task at  hand.  For the following procedures, which SPECIFIC glassware, or balance ( CORRECT NAMES, be specific ) should be used?  Weigh 1.5 g of hydroxylamine to be ready for the spectrophotometric determination of iron. ______________________

Q: 15. A chromatography trial is performed on an unknown substance. The d₁ = 9.0 cm, the d2=13.7 cm.…

A: Thin layer chromatography (TLC) is a method of separating components of the mixture. It is based on…

Q: 9. A 0.250 L sample of blood plasma was found to weigh 0.25625 kg. What is the density (in g mL-¹)…

A: “Since you have posted a question with multiple sub-parts, we will provide the solution only to the…

Q: A chromatographic procedure separates 2.0 mg of sample on a 4.6 i.d. x 150 mm column with a flow…

A: Column chromatography is a separation technique used for the separation and purification of…

Q: Suppose you start with a 175 mL solution. After adding 2 mL of titrant, you spectrophotometer…

A: The concentration of the unknown solution indicates the amount of the unknown substance that exists…

Q: Statement 1: TLC is considered more convenient and efficient than paper chromatography. Statement 2:…

A: Thin layer chromatography is chromatography in which glass plate is used and it is also known as TLC…

Q: 3. You measure the weight fraction Cu in an alloy by dissolving 2.012 g of the material in 100.0 mLs…

A: Given: Weight of copper alloy dissolved = 2.012 g Cu concentration = 342 mg Cu / L  Volume = 100.0…

Q: Equation for best-fit line: 7 Laboratory technician A used the method described in this lab to…

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Q: in a standard addition calibration method, 50.0 ml volumetric flasks were used. A 5.0 ml aliquot of…

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Q: Sarah wasn't sure about Ben's results, so she repeated the experiment and found the best-fit line…

A: The molarity and volumes of reactants initially taken are: 5.00 mL of 0.002 M Fe(NO3)3 or Fe3+(aq)…

Q: What is the key equation for spectrometry experiments? O q_rxn = -q_cal O d = m/V O A = ebC O at…

A: Answer:- this question is answered by using the simple concept of spectrometry in which the…

Q: A peak elutes from an HPLC column 13.8 cm in length in 14.8 min. What would be the width at…

A: The time spent by solute in a chromatographic column is called the interaction time ().Half-height…

Q: The picture says my question

A: #1. Your answer to 1 is right.

Q: David is in dilemma to choose a suitable chromatographic detector for gas chromatography analysis.…

A: The detector which detects the pesticide content in vegetables has to be given and the two…

Q: To determine the instrument detection limit of Pb2+ ions, a student made 10 blank solutions and…

A: Given: Standard deviation of the signal = 0.199 Equation of the curve =, y = 3.413x + b From here…

Q: 1. State the mathematical equation known as Beer's law. Define each symbol.

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Q: . (B) the DART source (direct analysis in real time) is a relatively new MS technique. What is it…

A: DART (Direct Analysis in Real Time) Mass Spectrometry is a modern mass spectrometry technique that…

Q: What is the importance of the following analytical methods in chemical analysis? i. UV-vis…

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Q: To quantify the Cadmium content in a water sample, 5 aliquots of 10 mL were taken, adding to each…

A: The amount of concentration in the sample can be calculated using the following formula. In this…

Q: A GC detector that ionizes each components of the sample and the mass is repeatedly scanned during…

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

Q: Aspartame was measured in 3 diet sodas using RP-HPLC: Sample Soda A Soda B Soda C Peak Area 7.86…

A: Dilution factor: It is defined as the number of times the original solution is diluted. Dilution by…

Q: A series of standards were analyzed which gave the following results SOLUTION % Transmittance  0 mL…

A: Beer-Lambert Law: The absorbance (A) is proportional to the concentration (c) of the solution and…

Q: For the determination of Fe3 +, 25 mL of sample taken from sea water is diluted to 100 mL and a…

A: A question based on Beer-Lambert law, which is to be accomplished.

Q: What spectroscopic technique are you going to suggest to a mining company who wishes to determine…

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

Q: be micro a

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

Q: D X F C E F Figure 1. Paper Chromatogram Pigments X F E Rf Values 0.15 0.32 --

A: C is called  TLC plate or Thin Layer Chromatography plate.

Q: Many ions form colored solutions when dissolved in water. For example, aqueous Cu2+ solutions are…

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Q: A 1.058-g sample of a copper unknown was dissolved in water and diluted to a final volume of 100.0…

A: The calibration curve equation is 8.58 M = A Given : Absorbance = 0.529 = A Hence 0.529 = 8.58 M…

Q: Data and Calculat Method II Depth in mm Volume in mL, 2.00 × 10-3 M Volume in mL, 2.00 x 10-3 M…

A: The reaction occurring above can be written as: Fe3+ (aq) + SCN- (aq) →[FeSCN]2+ (aq) Concentration…

Q: Question 7 The figure below is taken from the introduction to this lab experiment. It shows the…

A: The spectrophotometry is a technique which is used for the determination of the constituents present…

Q: The Na* concentration in a blood serum sample was determined using the method of standard addition…

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Q: Finishingconcentrations in K in one tablet. 20 tablets are weighed (35.6751 g) and reduced in…

A: We need to prepare a calibration plot for the given standards.

Q: 3. The lead in a swab sample, lead standards, together with a blank were made up in 5.00 mL…

A: The amount of lead in the swab sample is approximately 9.44 µg.Explanation:

Q: Consider the following gas chromatography data. Calibration Analysis area of standard 23849 area of…

A: The formula used to find response factor is: Signalanalyte[Analyte] = F * Signalstandard[Standard]

Q: 5.) The literature value for the Ksp of lead(II) chromate is 2.8 x 10 13. Calculate the percent…

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Q: Reagent Blank Absorbance Concentration of Stock Solution: 10 ppm Volume of Stock Solution (mL) Total…

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Q: a] An analyst would like to analyze the concentration of Mg2+ in a solution. He needs a calibration…

A: A question based on absorption that is to be accomplished.

Q: QUESTION 4 4. The main difference between "in-time" and "in-space" spectrophotometer design is that…

A: The terms "in-time" and "in-space" spectrophotometer designs refer to different methods of acquiring…

Q: 0.1120 g of a solid sample containing copper was dissolved by acid and transferred to a 250.00 mL…

A: Here, by atomic absorption spectrophotometry the amount of copper (Cu) has been measured We know…

Q: Mass Spectrum – Unknown #3 43 100 80 60 40 58 20 15 42 26 27 29 39 4041 14 28 3738 44 13 16 25 31 36…

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Q: C: 30.29%, H: 2.54%, other element: 67.17% IRANSTLEIHNLETZT 4000 Relative Intensity 100 80- O 20-…

A: The question is based on the concept of organic spectroscopy.We need to analyse the spectral data…

Q: Example:-You wish to prepare a calibration curve for the spectrophotometric determination of…

A: The formulae are given in the question to calculate the volume of stock solution for the preparation…

Q: In Part A of the experiment, solutions of Fe³+ and SCN will be combined and their absorbance spectra…

A: Given Data:Fe3+ Concentration = 1 x 10-4 mol/LVolume =0.002 LSCN-Concentration = 0.1 mol/LVolume…

Q: In the HQS-Mg fluorescence part of Lab 6, a calibration curve is made of fluorescence intensity vs.…

A: The objective of this question is to show the experiment, a series of standard solutions are…

Q: This is a developed paper Chromatogram. What is the Rf of the spot? You must use the given cm…

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Q: Compare the quantities For a normal phase chromatographic technique: KA > KB Choose A if Polarity of…

A: Given,               For a normal phase chromatographic  technique :…

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.