Distribution Coefficient - Please help write conclusions basedon results provided. Thank You!ResultsEquiv. wt. of acetic acid - 60.052 g/mola. Volume of base required for first titration10.10 mL- 0.0101 Lb. Mass of acetic acid in the 10 mL aliquot0.3033 gc. Volume of base required for second titration6.53 ml.0.00653 Ld. Mass of acid left over in water layer0.1961 ge. Mass of acid in ethyl acetate after a single 10 mL extraction0.1072 g6.29 ml.- 0.00629 Lf. Volume of base required for third titration0.1889 gg. Mass of acid in water layer0.1144 gh. Mass of acid in ethyl acetate after two 5 mL extractionsKp (single extraction) 0.55 versus Kp (double extraction) 0.61

The mass of acid in ethyl acetate after single extraction = 0.1072 g And, the mass of acid in ethyl…

Answered: Distribution Coefficient - Please help…

Science

Chemistry

Distribution Coefficient - Please help write conclusions based on results provided. Thank You!

Chemical Principles in the Laboratory

11th Edition

ISBN:9781305264434

Author:Emil Slowinski, Wayne C. Wolsey, Robert Rossi

Publisher:Emil Slowinski, Wayne C. Wolsey, Robert Rossi

Chapter24: The Standardization Of A Basic Solution And The Determination Of The Molar Mass Of An Acid

Section: Chapter Questions

Problem 3ASA: A 0.3012g sample of an unknown monoprotic acid requires 24.13mL of 0.0944MNaOH for neutralization to...

See similar textbooks

Related questions

Q: How can I convert 728.75468cm/s2 to N/kg ????

A: Conver the given measurement ?

Q: I need help calculating these values make sure they are 3 sig fig!!!

A: Given total volume = 15 mL Volume of 0.0003M SCN- in sample 1 = 1.5 mL Volume of 0.0003M SCN- in…

Q: The pharmacist attempts to weigh 80mg of sodium carbonate on a balance having a sensitivity…

A: Maximum weight which can be given is computed as: Maximum weight measured = Actual weight +…

Q: What are the limitations in chemical score when compared to other methods?

A: The chemical score is one of the methods by which quality of protein is ranked and the protein…

Q: In the standardization of HCl against pure anhydrous Na2CO3, 1mL was found to be equivalent to 0.05g…

A: 1 mL of HCl is equivalent to the 0.05 g of primary standard Na2CO3 . We have to calculate the…

Q: nat volume of pure O2 (g) C125

Q: What are the coefficients?

A: We have to tell which option is correct from given choices of options by balancing the given…

Q: Francis A. Santos Which of the following is not a way of expressing data reliability: A Statistical…

A: A question based on tools in analytical chemistry that is to be accomplished.

Q: When balancd with of e smallest numbers thhe coefficient the set O in the fellowing euation is…

A: We need to balance the reaction, C2H4+O2→CO2+H2O

Q: Is this correct or does the true value need the same sig figs as the estimated value?

A: Number of significant figures gives an idea on the accuracy of the measured value.

Q: 2. Given the following information: is there any significant difference between the 2 methods?…

A: F-test is used to compare the results of two different methods.

Q: 188 Hg ?+ -1 80

A: H80188g = ? + e+10

Q: Explain how detectors work in MS.

A: The role of detector is very crucial in mass spectrometry as it uses incident ion and help in…

Q: 04 on OH OH

Q: gy E required for deformation can be calculated using which formula? (L = length of d

A: According to the question, IN A CRYSTAL, ENERGY 'E' REQUIRED FOR DEFORMATION CAN BE CALCULATED USING…

Q: Which answers?

A: Hii there, since there are multiple questions posted. We are answering first question. If you need…

Q: In Fe + O2 --> Fe2O3 what is the coefficient for Fe?

Q: The molarity of a solution is determined by four separate titrations or replicates, where the…

A: Given : Measurements: 0.4120 0.4920 0.3920 0.4320

Q: 2. With supplied data, perform the following analyses: I. Show relevant calculations II. Draw the…

Q: Using a 10mL pipette, you prepare a standard solution by pipetting 10.00mL of the standard iron…

A: A particular pipette has an approximate tolerance or uncertainty value. Based on these uncertainty…

Q: 7. What experimental factors are assumed to be constant in this experiment?

A: (7) Consider the ideal gas equation is as follows; PV = nRT…

Q: Sapling Learning 3.18 V Voltmeter Mg Ag KNO, salt bridge 1.0 M Mg" 1.0 MAg Zn Cu

A: By writing half reaction of cell according to given cell.

Q: a) By how much should the student expect their sample measurements to increase by? Why? b) Will…

A: (a) In spectrophotometry, the absorbance is directly proportional to the concentration of analyte…

Q: gioup Ul 122 landomly selected adult females have a standard deviation of 18.5 years Assume that the…

Q: What impact would using a much smaller sample have on the accuracy of your results

A: A sample size that is too small increases the likelihood of a Type II error skewing the results,…

Q: Calculatian OF Fez Do. lucing02: . g-02 x. Conversion Factor 1 -X. Conversfon Factor 7 Corversion…

A: Mole relation gives the relationship among moles, molar mass, atomic mass, particles.…

Q: 125Te?

A: The given isotopic notion refers to Tellurium- 125.The atomic number = 52 andThe mass number = 125.

Q: Distinguish between data and results.

A: When an experiment or research is being performed, the data and the experimental results are…

Q: For the standard equation, shouldn't it be (0.97-1.09) and so on... because (x-mean)

A: The general equation to find the standard deviation is: ∑i=2n(Xi-μ)2Nwhere Xi = Experimental valuesμ…

Q: Using a 25mL pipette, you prepare a standard solution by pipetting 25.00mL of the standard iron…

A: In any experiment, it is necessary to use and record precise value for calculations. The precision…

Q: Explain Generalized Least Squares & its Assumptions?

A: The Least Squares Assumptions and its usage are mentioned below: Regression model is a linear model…

Q: The calculated Ccal will _________ if you insert into the test tube the thermometer and stopper…

A: Answer: No effect or No change.

Q: What is the coefficient the should be placed in front of lithium chloride (LICI)? * Liz0 + FeCls…

A: Coefficient of Species : The number written before the formula of a species ( reactant or product )…

Q: Which of the following is not a way of expressing data reliability:

A: Data reliability is related to the accuracy and completeness of values measured. In case of an…

Q: How do you determine standard deviation?

A: The measurement of the amount of dispersion of the set of values of an observation is known as…

Q: = 0.80, K- ? t units and sig. figs.:

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: Please show calculations

A: We have given that Mass of elemental 'S' = 25.0g Mass of O2= 50g Find how much mass of SO3 formed…

Q: e lowest n value?

A: The principal quantum number designated as n depicts the size of an orbital.

Q: normality of the sample

A: CALCULATION OF NORMALITY

Q: d reports 360° reports More v

A: Dear student I have given answer to your question in the image format.

Q: Is this correct? refer to the red numbers and words.

A: This table is not totally correct, it is partially correct. In row 1 that is for the Beryllium, the…

Q: Balancing Exit Ticket Fill in each blank with the appropriate coefficient. C + v H2S Au2S3 H2--> v…

A: A chemical reaction equation which contains same number of atoms on both reactant and product side…

Q: what are the important hazards to know in gravimetric analysis? (please include pictures)

Q: lp with balancing

A: When the reaction between reactants occurs and they lead to the product formattion. But every…

Q: are the tables above correct?

A: The cation and anion for NaCl and NH4Br are correct. But the anion of CuI2 and MnO2 is incorrect.…

Q: A student collected the following data from their fuel in a lighter experiment. Data…

A: Trial # Molar Mass (g/mol) 1 64.688 2 63.171 3 63.396

Q: Complete the following operations by filling in the exponent for the result: (*)(-*)--O %3D = k y…

Q: (23.4813 x 2.52) + 374.99 > View Available Hint(s) ΑΣΦ 407 Submit Previous Answers

Question

Distribution Coefficient - Please help write conclusions based
on results provided. Thank You!
Results
Equiv. wt. of acetic acid - 60.052 g/mol
a. Volume of base required for first titration
10.10 mL- 0.0101 L
b. Mass of acetic acid in the 10 mL aliquot
0.3033 g
c. Volume of base required for second titration
6.53 ml.
0.00653 L
d. Mass of acid left over in water layer
0.1961 g
e. Mass of acid in ethyl acetate after a single 10 mL extraction
0.1072 g
6.29 ml.- 0.00629 L
f. Volume of base required for third titration
0.1889 g
g. Mass of acid in water layer
0.1144 g
h. Mass of acid in ethyl acetate after two 5 mL extractions
Kp (single extraction) 0.55 versus Kp (double extraction) 0.61

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Quality Assurance and Calibration Methods

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

A 0.3012g sample of an unknown monoprotic acid requires 24.13mL of 0.0944MNaOH for neutralization to a phenolphthalein end point. There are 0.32mL of 0.0997MHCl used for back titration. a. How many moles of OH are used? How many moles of H+ from HCl? _______moles OH ________moles H+ b. How many moles of H+ are there in the solid acid? Use Eq.5. ____________ moles H+ in solid c. What is the molar mass of the unknown acid? Use Eq.4. ____________ g/mol
2- Ahmed has done four types of titrations of 1M and 50 ml for both acid and base (Conductometric Titration of Strong Acid with Strong Base , Potentiometric Titration of Weak Acid with Strong Base , Potentiometric Titration of Strong Acid with Strong Base and Conductometric Titration of Weak Acid with Strong Base ). He plotted the results in curves as shown below. Match between the type of titration and his results 3- Ahmed standardized NaOH (10 ml) with KHP( mass=1 g , MW= 204 g/mol ). Calculate the concentration of standardized NaOH? 4- Calculate pka for a weak acid titrated with strong base using the curve shown below? 14 12- 10- 8 6- 4- 2- 0- 10 20 30 40 50 5- If the solute moved 3 cm in paper chromatography and R, was 0.5. How long in cm the solvent has moved?
A solution of HCl was titrated against sodium carbonate. What is the titer for Trial 1 in the given data? T2 0.3562 0.3479 0.3042 Weight (g) Initial V (ml) 0.80 1.60 35.20 36.70 39.80 Final V (ml) Vol HCI used (ml) 35.10 N of HC (eq/L) 0.1954 0.1870 Average N of HCl (eq/L) A
Topic: Standardization of acid and base with back titration Note: Include up to 4 decimal places Kindly explain the process Thank you!
10. A 0.514 gram sample of NazCO, (106.0 g/mol) was dissolved in distilled water in a 100.0 mi volumetric flask. The molar concentration of Na,CO, in solution is: 0.0485 M 0.0370 M b. 0.4849 M 0.0340 M 0.0330 M d. е.
Data Table: (include units!) Unknown Acid # Your NaOH concentration 0.10 Trial 1 Trial 2 Volume of Acid (in mL) 17ml 15ml Initial Buret reading for 15.00ml 0.00ml your NaOH Final Buret reading for 39.06ml 21.23ml your NaOH Total volume of NaOH 0.024L 0.021L used in titration
This is about determinition of acid content in vinegar through titration, please answer the questions. Please answer only the items nummber 4-5. i only put other questions for guide. 1. What is the purpose of standardization? 2. What is the primary standard used (name and formula)? ANS: KHP 3. Suppose that the KHP is not completely dry. Will the reported molar concentration of the sodium hydroxide solution be higher, lower, or unaffected? Explain. 4. In preparing the buret for titration the final rinse is with the NaOH titrant rather than with distilled water. Explain. 5. The procedure suggests the addition of only 2 drops of phenolphthalein. What will be the effect to the analysis if larger amount of phenolphthalein is added?
5.) A 4.59mL sample of HCl (sp. gr. = 1.3) required 5.5mL of 0.9544N NaOH in titration. Calculate the %w/w of HCl in the sample.
6:07 LTE 74 Ch 17 Buffers and solubility 1. Buffers: C... 2. Buffers: C... M 3. Buffer P... 1req 4. Titration C... M 1req 5. Titration... Preparation Question [Review Topics] The following graph shows the pH curve for the titration of 25 mL of a 0.1 M monoprotic acid solution with a 0.1 M solution of a monoprotic base. Question Question 6. Writing Ksp... 7. Ksp: Calcul... 6 M 4 8 2 0 M M 8. Common I... 5 10 15 20 25 30 35 40 45 50 mL of 0.1 M base added 9. Precipit... 1req (1) The pH curve M 10. Buffer + represents the titration of a with a ✰ acid Progress: 7/10 groups Due Apr 12 at 10:00 PM base. (2) Choose a Previous Next Finish Assignment Email Instructor Save and Exit Αν 03-cnow-owl.cengagenow.com ?
True or False Titration that are not feasible in aqueous solvent can be feasible in non-aqueous solvents.
0.2 g of carbonate sample dissolved in 40ml of 0.IM HCI. Back titrated required 20 ml of 0.1 M NaOH, calculate the molecular weight of the carbonate salt. O a. 100g/mole O b. 345g/mole O c. 200g/mole O d. 300g/mole Next page touch
12. Collect a sample of lake water; a) 100 mL titrate with 0.05N HCI to HCO3 eq.pt. and we need to add 0.5 mL of acid solution. What is the CO3 ALK as M and mg CaCO3/L? b) 100 mL titrate with 0.03N NaOH to CO; eq.pt. and we need to add 0.6 mL of base solution. What is the OH ALK as M and mg CaCO3/L? c) What is the Cr and pH value?