A 200.00 mL sample of a citrus fruit drink is acidified and 10.00 mL of 0.05000 MI2solution is added. After the reaction is complete the excess l2 is titrated with 3.86 mL of0.1200 M Na,S,O3 solution. Calculate the concentration of ascorbic acid, C,HgO, (M.M.= 176.14) in the juice drink sample in mg/100 mL sample.CeHeOs → CeH&Os + 2H + 2eA 32.41 mg CgH3O6/100 mL sample23.64 mg C&H8O6/100 mL sampleC47.28 mg C&H8O6/ 100 mL sampleD400 mg CoHBO6/ 100 mL sample

Answered: Image /qna-images/answer/04ee2cd6-7ac9-4e5c-8f58-156f52a7c372.jpg

Answered: A 200.00 mL sample of a citrus fruit…

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

5 volume of base ..
+2 When excess Na,so, solution was added to 20.0 mL of an unknown solution containing Ca ion, 0.0472 g of Caso, precipitated. What is the molar concentration (molarity) of Ca in the unknown solution? (molar mass of Caso, = 136.14 g/mol A) 1.36 x 102 B) 2.47 x 102 C) 2.10 x 10 D) 1.73 x 10 E) 3.83 x 10 Select one: -2 O a. 2.47 x 10 -2 с. 3.83 х 10 d. 1.73 x 10 -2 е. 2.10 х 10
A solution containing KCl (74.551 g/mol) is analyzed by the Mohr method. A 0.5863 g sample is dissolved in 100 mL of water and titrated to the Ag2CrO4 end point, requiring 42.20 mL of 0.0350 M AgNO3. A blank titration requires 0.80 mL of titrant to reach the same end point. Report the %KCl in the sample
5. Tetraethyl lead, Pb(C:Hs)4, in a 25.00 mL sample of jet fuel was shaken with 15.00 mL of 0.02095 M 1:. The reaction is: Pb(C:Hs)4 + l2 = Pb(C:Hs)al + C:Hal After the reaction was complete, the unused Iz was titrated with 6.09 mL of 0.03465 M Na:S:O3. Calculate the %w/v, in kg/L, of Pb(C:H;)4 (MM=323.4) contained in the sample.
A 4.908-g sample of a petroleum product was burned in a tube furnace, and the SO2 produced was collected in 2% H2 O2. Reaction: SO2 (g) + H2O2 → H2SO4 A 27.00-mL portion of 0.00826 M NaOH was introduced into the solution of H2 SO4, following which the excess base was back-titrated with 15.15 mL of 0.01165 M HCl. Calculate the sulfur concentration in the sample in parts per million. Concentration ppm
10- A solution with a volume of 100 ml is prepared by weighing 2.50 g from the mixture of Kl and KBr. When 10 ml of this solution is titrated with 0.015 M AgNO3 solution, there is a consumption of 105. Accordingly, calculate the percentage of Kl in the mixture A)88,4 B)43,7 C)56,3 D)11,6
When 50.0mL of a 0.335M potassium carbonate solution is mixed with 0.045L of a 0.390M nickel(II) chloride solution the following reaction occurs: K2CO3 (aq) + NiCl2 (aq) → a. Complete the reaction equation b. Calculate the mass of precipitate formed c. Calculate the concentration of each ion in the mixture when the reaction is complete
The alcohol content in a 10.0 g sample of blood from a driver required 4.23 mL of 0.07654 M K2Cr2O7 for titration. If the current legal limit of blood alcohol content is 0.08 percent by mass, should the driver be prosecuted for drunken driving? What is the percent alcohol in the driver’s blood? 3 C2H5OH (ethanol) + 2 K2Cr2O7 + 8 H2SO4 → 3 HC2H3O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
A 4.277-g sample of Al2(SO4)a was dissolved in distilled water to make a total volume of 250.0 mL of solution A. Then an aliquot of 25.00 mL of solution A was diluted 10 times with distilled water to give solution B. Determine the molar concentration of the sulfate ions in solution B.
A sample contains MgCl2 (95.211 g/mol) and KCl (74.551 g/mol). A 6.3674-g sample was dissolved in enough H2O to make 250.0-mL solution. A 50.00-mL aliquot was treated with AgNO3 to precipitate the chlorides and after proper collection and drying gave a precipitate weighing 1.5887-g. Another 50.00-mL aliquot was tested for its Mg2+ content by precipitating it with NH4+ and PO43- giving an Mg2P2O7 (222.551 g/mol) precipitate weighing 0.4578 g with FW AgCl 143.32 g/mol . What is percent MgCl2 in the sample?
B. A solution was prepared by dissolving 5.76 g of KCI .MgCl2. 6H2O (277.761 g/mol) in sufficient water to give 2 L. Calculate i) ii) The molar analytical concentration of KCI.MgCl26H2O in this solution. The molar concentration of Mg²+ The molar concentration of Cl iii)
3) When excess sliver nitrate was added to 25.00 ml of barium chloride, a precipitate of sliver chloride formed at the bottom of the beaker. If the mass of the precipitate was 4.30g, calculate the initial concentration of barium chloride.

Recommended textbooks for you

Chemistry

ISBN:

9781305957404

Author:

Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:

Cengage Learning

Chemistry

ISBN:

9781259911156

Author:

Raymond Chang Dr., Jason Overby Professor

Publisher:

McGraw-Hill Education

Principles of Instrumental Analysis

Chemistry

ISBN:

9781305577213

Author:

Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Publisher:

Cengage Learning

Chemistry

ISBN:

9781305957404

Author:

Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:

Cengage Learning

Chemistry

ISBN:

9781259911156

Author:

Raymond Chang Dr., Jason Overby Professor

Publisher:

McGraw-Hill Education

Principles of Instrumental Analysis

Chemistry

ISBN:

9781305577213

Author:

Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Publisher:

Cengage Learning

Organic Chemistry

Chemistry

ISBN:

9780078021558

Author:

Janice Gorzynski Smith Dr.

Publisher:

McGraw-Hill Education

Chemistry: Principles and Reactions

Chemistry

ISBN:

9781305079373

Author:

William L. Masterton, Cecile N. Hurley

Publisher:

Cengage Learning

Elementary Principles of Chemical Processes, Bind…

Chemistry

ISBN:

9781118431221

Author:

Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard

Publisher:

WILEY

SEE MORE TEXTBOOKS