Solution.   Vol. of A solution (mL)  [methyl red], M   Absorbance               1                         10.00                    _1.64 x10^-16_           _0.256_      2                        15.00                   _2.45 x10^-16_.          _0.373_      3                        20.00                   _3.27 x10^-16_.          _0.486_      4                        25.00                   _4.09 x10^-16_.          _0.620_   Plot a graph of the absorbance (y axis) as a function of the concentration of methyl red (x axis). What is the slope of the graph?

Principles of Instrumental Analysis
7th Edition
ISBN:9781305577213
Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Chapter9: Atomic Absorption And Atomic Fluorescence Spectrometry
Section: Chapter Questions
Problem 9.2QAP
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Solution.   Vol. of A solution (mL)  [methyl red], M   Absorbance         

     1                         10.00                    _1.64 x10^-16_           _0.256_

     2                        15.00                   _2.45 x10^-16_.          _0.373_

     3                        20.00                   _3.27 x10^-16_.          _0.486_

     4                        25.00                   _4.09 x10^-16_.          _0.620_

 

Plot a graph of the absorbance (y axis) as a function of the concentration of methyl red (x axis). What is the slope of the graph?

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