Consider the following reflux set up for the preparation of unknown substance "P". If you add ethanol, oil and sodium hydroxide into the round bottomed flask and reflux the content for one hour, what product (P) you would get? Water outlet Water inlet Ethanol Oil Sodium Hydroxide C. Glucose A. Vinegar B. Soap. D. Aspirin 68. Which of the following statement is correct about colloids? A. Colloidal particles can scatter light. B. Colloidal particles do settle on standing. C. They are homogeneous mixture of two or more components. Particles can be separated by filtration due to their larger size tha D. particles of suspensions. 69. The extent at which a solute forms a solution in a solvent is rate of Heat source
Consider the following reflux set up for the preparation of unknown substance "P". If you add ethanol, oil and sodium hydroxide into the round bottomed flask and reflux the content for one hour, what product (P) you would get? Water outlet Water inlet Ethanol Oil Sodium Hydroxide C. Glucose A. Vinegar B. Soap. D. Aspirin 68. Which of the following statement is correct about colloids? A. Colloidal particles can scatter light. B. Colloidal particles do settle on standing. C. They are homogeneous mixture of two or more components. Particles can be separated by filtration due to their larger size tha D. particles of suspensions. 69. The extent at which a solute forms a solution in a solvent is rate of Heat source
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...
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Transcribed Image Text:Consider the following reflux set up for the preparation of unknown
substance "P". If you add ethanol, oil and sodium hydroxide into the round
bottomed flask and reflux the content for one hour, what product (P) you
87
would get?
Water outlet
Water inlet
Ethanol Oil Sodium
Hydroxide
C.
Glucose
A. Vinegar
B. Soap.
D.
Aspirin
68. Which of the following statement is correct about colloids?
A. Colloidal particles can scatter light.
B. Colloidal particles do settle on standing.
C. They are homogeneous mixture of two or more components.
Particles can be separated by filtration due to their larger size than
D.
particles of suspensions.
69. The extent at which a solute forms a solution in a solvent is rate of
A. effusion.
B.
C.
suspension.
D. dissolution.
Heat source
dispersion.
$6
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