Question 20 Consider an aqueous solution of surfactant. What happens to its surface tension beyond the critical micelle concentration? Increases Decreases

Fundamentals Of Analytical Chemistry
9th Edition
ISBN:9781285640686
Author:Skoog
Publisher:Skoog
Chapter26: Molecular Absorption Spectrometry
Section: Chapter Questions
Problem 26.2QAP
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Question 20
Consider an aqueous solution of surfactant. What happens to its surface tension beyond the critical micelle concentration?
Increases
Decreases
Transcribed Image Text:Question 20 Consider an aqueous solution of surfactant. What happens to its surface tension beyond the critical micelle concentration? Increases Decreases
Question 19
In AFM, what is the consequence of low scanning time?
limited magnification
thermal drift
less precise measurement of sample
damage to the tip of the cantilever
Transcribed Image Text:Question 19 In AFM, what is the consequence of low scanning time? limited magnification thermal drift less precise measurement of sample damage to the tip of the cantilever
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