Unsaponifiable matter, % by mass = (A-B) × 100 W Where, A = weight, in g, of the residue, B = weight, in g, of the fatty acids in the extract (B=0.282×V×N), V = volume, in ml, of NaOH solution, N= normality of NaOH solution, and W = weight, in g, of the material taken for the test.

Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
icon
Related questions
Question

Site sample problem of unsaponifiable matter, and show the complete solution using this formula.

Unsaponifiable matter, % by mass
=
(A-B) × 100
W
Where,
A = weight, in g, of the residue,
B = weight, in g, of the fatty acids in the extract (B=0.282×V×N),
V = volume, in ml, of NaOH solution,
N= normality of NaOH solution, and
W = weight, in g, of the material taken for the test.
Transcribed Image Text:Unsaponifiable matter, % by mass = (A-B) × 100 W Where, A = weight, in g, of the residue, B = weight, in g, of the fatty acids in the extract (B=0.282×V×N), V = volume, in ml, of NaOH solution, N= normality of NaOH solution, and W = weight, in g, of the material taken for the test.
Expert Solution
steps

Step by step

Solved in 3 steps

Blurred answer
Recommended textbooks for you
Introduction to Chemical Engineering Thermodynami…
Introduction to Chemical Engineering Thermodynami…
Chemical Engineering
ISBN:
9781259696527
Author:
J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:
McGraw-Hill Education
Elementary Principles of Chemical Processes, Bind…
Elementary Principles of Chemical Processes, Bind…
Chemical Engineering
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY
Elements of Chemical Reaction Engineering (5th Ed…
Elements of Chemical Reaction Engineering (5th Ed…
Chemical Engineering
ISBN:
9780133887518
Author:
H. Scott Fogler
Publisher:
Prentice Hall
Process Dynamics and Control, 4e
Process Dynamics and Control, 4e
Chemical Engineering
ISBN:
9781119285915
Author:
Seborg
Publisher:
WILEY
Industrial Plastics: Theory and Applications
Industrial Plastics: Theory and Applications
Chemical Engineering
ISBN:
9781285061238
Author:
Lokensgard, Erik
Publisher:
Delmar Cengage Learning
Unit Operations of Chemical Engineering
Unit Operations of Chemical Engineering
Chemical Engineering
ISBN:
9780072848236
Author:
Warren McCabe, Julian C. Smith, Peter Harriott
Publisher:
McGraw-Hill Companies, The