a) A0.230 g of liquid compound X containing C, H and O undergoes complete combustion reaction produces 0.270 g of H20. In an analysis, the mass of C in the compound X is found to be 0.120 g. ) Calculate the percentage composition by mass of carbon in compound X. (1] (i) Determine the empirical formuta of compound X. (4) (ii) Write a balanced chemical equation for the reaction above if the molecular formula is the same as empirical formula. (1) (iv) Calculate the percentage yield of CO; if the theoretical mass of COz is 0.520 g. (2} fot In beaker A, aqueous FeCl, is added with excess aqueous silver nitrate, AgNO, yields 7.015 g of a precipitate. Calculate the molarity of chloride ions, Ct in aqueous FeCl, for beaker A if the total volume is 0.250 L (4] et In beaker B, different amount of aqueous FeCl, is titrated with 14.28 ml of 0.1980 M KMNO, and the balanced net ionic equation for the redox reaction is as follows: Mno.taq) + 5 Fe"(aq) + 8 H*(aq) → Mn²"(aq) + 5 Fe*"(aq) + 4 H;0(I) (i) State the oxidation number of manganese in Mno. (1) (i) Identify the number of electrons involved in the redox reaction. [1] (ii) Calculate the number of chloride ions, CI present in beaker B. [3]

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...
icon
Related questions
Question

i need help for question (c) (ii) and (iii) , they are not graded questions they are for my revision :(( i'll be having my final exam for chemistry this wednesday please help

(a) A0.230 g of liquid compound X containing C, H and O undergoes complete combustion reaction produces
0.270 g of H20. In an analysis, the mass of C in the compound X is found to be 0.120 g.
() Calculate the percentage composition by mass of carbon in compound X.
(1]
(ii) Determine the empirical formuta of compound X.
[4]
(ii) Write a balanced chemical equation for the reaction above if the molecular formula is the same as
empirical formula.
(1)
(iv) Calculate the percentage yield of CO2 if the theoretical mass of COz is 0.520 g.
(2]
fot in beaker A, aqueous FeCl, is added with excess aqueous silver nitrate, AgNO, yields 7.015 g of a
precipitate.
Calculate the molarity of chloride ions, Ct in aqueous FeCl, for beaker A if the total volume is 0.250 L
(4)
tet In beaker B, different amount of aqueous FeCl, is titrated with 14.28 mL of 0.1980 M KMNO, and the
balanced net ionic equation for the redox reaction is as follows:
Mno.taq) + 5 Fe"(aq) + 8 H*(aq) → Mn²"(aq) + 5 Fe"(aq) + 4 H;0(1)
(i) State the oxidation number of manganese in Mno.
(1)
(i) Identify the number of electrons involved in the redox reaction.
[1]
(iii) Calculate the number of chloride ions, Cl' present in beaker B.
[3]
Transcribed Image Text:(a) A0.230 g of liquid compound X containing C, H and O undergoes complete combustion reaction produces 0.270 g of H20. In an analysis, the mass of C in the compound X is found to be 0.120 g. () Calculate the percentage composition by mass of carbon in compound X. (1] (ii) Determine the empirical formuta of compound X. [4] (ii) Write a balanced chemical equation for the reaction above if the molecular formula is the same as empirical formula. (1) (iv) Calculate the percentage yield of CO2 if the theoretical mass of COz is 0.520 g. (2] fot in beaker A, aqueous FeCl, is added with excess aqueous silver nitrate, AgNO, yields 7.015 g of a precipitate. Calculate the molarity of chloride ions, Ct in aqueous FeCl, for beaker A if the total volume is 0.250 L (4) tet In beaker B, different amount of aqueous FeCl, is titrated with 14.28 mL of 0.1980 M KMNO, and the balanced net ionic equation for the redox reaction is as follows: Mno.taq) + 5 Fe"(aq) + 8 H*(aq) → Mn²"(aq) + 5 Fe"(aq) + 4 H;0(1) (i) State the oxidation number of manganese in Mno. (1) (i) Identify the number of electrons involved in the redox reaction. [1] (iii) Calculate the number of chloride ions, Cl' present in beaker B. [3]
Expert Solution
steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Knowledge Booster
Phase Diagrams
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
  • SEE MORE QUESTIONS
Recommended textbooks for you
Chemistry
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY