If an insufficient amount of liquid unknown had been used how would this have affected the value of the experimental molar mass?

Q: What is the conclusion for chalk chromatogaphy experiment?

A: Chromatography: It is an analytical technique used for separation, purification and identification…

Q: Which is true with distribution coefficient? I. A partitioning of a compound exist between a mixture…

A: The distribution coefficient is the ratio between the concentration of solute in the organic phase…

Q: Solute A has a partition coefficient of 3 between toluene and water, with three times as much in the…

A: This topic comes under solvent extraction. We will use the following formula, The fraction in Phase…

Q: Pressure-temperature corrections for vacuum distillation are made possible by using the which is a…

A: Pressure-Temperature Nomograph tool is an application of the Clausius-Clapeyron equation, which…

Q: Mention one disadvantage of a capillary column as compared to a packed column

A: Please find your solution below : Capillary and packed columns are the two types of columns that are…

Q: Why must the instrument readout for an unknown fall within the range of of readouts for a series of…

A: Serial dilutions are a set series of dilutions, with a constant dilution factor. Standard curve or…

Q: COMPARE the:   a. phase diagram of eutectic point between binary system of menthol and camphor and…

A: The given theoretical diagram is:

Q: permanganate

A: Dear student this question is related to end point concept.

Q: Draw a graph showing how the plate height changes with the linear velocity of the mobile phase in…

A: This is the application of Liquid chromatography which is a technique used to separate a sample into…

Q: Rf value can be matched with to identify the solute Solvent front Solute itself None O Database

A: Given: Retension factor value(Rf value) To find: Identify the solute.  Solution: Rf stands fir…

Q: Why is neutral medium or slightly alkaline medium more suitable for Mohr's method and What are the…

A: A neutral medium or slightly alkaline medium more suitable for Mohr’s method and what are the color…

Q: Why is it necessary to measure the temperature of water when using it to calibrate a volumetric…

A: As the volume is temperature dependent so  it is necessary to measure the temperature of water when…

Q: For the Ksp determination, the stoichiometric endpoint should not be passed. If an experiment…

A: Solubility is the property of solute in the given solution to be dissolved in the solvent and it…

Q: The mobile phase is also known as: a. Eluate b. Eluant c. Solvent

A:

Q: Washing is a vital step for any gravimetric analysis, list down the basis on for the selection of a…

A: Gravimetric analysis : It is a quantitative analysis technique in analytical chemistry which is used…

Q: This refers to a point wherein both liquid phases have the same composition. Hence, extraction is…

A: Answer: This question is based on the Liquid-liquid extraction where certain terms are used to…

Q: In symmetrical distribution, mean, median, and mode are:

A: Symmetrical distribution occurs when the mean, median, and mode all occur at the same point and the…

Q: Find the weighted adjacency matrix of the following direted graph and represent that as a CSR-marix.

A: Weighted Adjacency Matrix: It is 2-D array which represents a data structure which can say that…

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: Why is it impossible to perform an experiment where you would interpolate a value for absolute zero?

A: We have to tell why is it impossible to perform an experiment where you would interpolate a value…

Q: The herbicide simazine is more polar than atrazine. In reverse phase chromatography of a solution…

A: It is asked which compound between simazine and atrazine will elute first in reverse phase…

Q: Using tables 23.3-23.7, predict the shift for the carbon indicated by the arrow. Report your answer…

A:

Q: Suggest how electroosmotic flow might be suppressed

A: Electro-osmosis is defined as the movement of liquid in a porous material due to an applied electric…

Q: Partition (or Distribution) Coefficient I best way to think about this is to start with a solute…

A: In the given problem we have to describe why the set of liquids used during the solvent extraction…

Q: Using the calculated experimental average density of the liquid samples as reference, what is the…

A: Density = (Mass ÷ Volume)

Q: Given that the mobile phase conditions of the experiment use a 70% acetonitrile:30% methanol mixture…

A: Given the mobile phase conditions of the experiment which use a 70% acetonitrile:30% methanol…

Q: is molar volume dependent on a sample size? Why or why not.

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

Q: While performing the formula of hydrate laboratory experiment, the lid accidently slips over the…

A: Percentage hydration can be calculated as follows: where, Mass of water is the mass of water…

Q: This refers to a point wherein both liquid phases have the same composition. Hence, extraction is…

A: Plait Point is defined as the intersection of raffinate-phase and extract-phase boundary curves. At…

Q: Which is true with distribution coefficient?   A partitioning of a compound exist between a…

A: Distribution coefficient : It is the ratio of concentration of solute in phase 1 to that in phase 2,…

Q: If the gas burette is not resting at the bottom of the beaker,and the Mg ribbon does not fully…

A: The experiment is determination Of universal gas constant. The Ideal gas equation is ,PV=nRT The…

Q: a) The figure that follows is an idealized enlargement of the region near the cinnamaldehyde peak.…

A:

Q: Name three (3) other types of samples that can be analyzed in a typical acidimetric process.Explain

A: Acidimetry, is a quantitative analysis method where the direct or residual titrimetric analysis of…

Q: A capillary is set up, with the injector end positive and the detector end negative. In what order…

A: In capillary electrophoresis separation method applied electric field is used to separate analytes.…

Q: Estimation of Dissolved Oxygen experiment  I want 10 Precautions at lest for this experiment

A: Precuations

Q: In 100L of water, there are 30kg of solute. If the distribution coefficient is 4, what is the weight…

A: The extent to which a solute can dissolve in the solvent depends on its polarity. Following the…

Q: It is emphasized in the procedure that the water bath should be continuously stirred while heating…

A: Heating or cooling bath allows to set temperatures above and below room temperatures.…

Q: Using the data provided in the graph and strengths of interactions between particles, explain why it…

A:

Q: Calculate ∆Hfusion for ice. (q/moles).  (For trials one and two only)

A: The data given is,

Q: Calculate ∆Hfusion for ice. (q/moles). For trial 3

A: ∆Hfusion is the change in enthalpy when ice undergo fusion . This can be calculated using formula :…

Q: lonic conductivity of solutions. With the data from table 1 determine: a) The molar conductivity at…

A: (a) Steps to be followed: (i) First calculate C (mol/L)1/2 values for all KCl concentrations. (ii) A…

Q: Sketch a chromatogram for a compound with a stronger interaction with the stationary phase than the…

A:

Q: the hormone estradiolhas a partition coefficient of 3.2 between 1-octanol and water. How many…

A: In the given problem we have to provide the number of extraction required to achieve approximately…

Q: What are the disadvantages of using a non- ideal linear velocity on the chromatographic separation…

A:

Q: What is the main limitation of colorimetric measurement technique while identifying the…

A: Interpretation-  To tell about the main limitation of colorimetric measurement technique while…

Q: In Chromatography - Equilibrium Binding Isotherms, If diffusion and dispersion are negligible a)…

A: