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Sample Concentration (ppm) Absorbance Blank
If you have an equation for a line, y = 0.15x + 0.010, where y is absorbance and x is concentration in molarity of Fe (2+),
1 answer
asked by
Ch
1,196 views
How would you get the concentration(ppm) of a sample from absorbance?
Absorbance of standard = 2.55 Absorbance of sample = 2.31
1 answer
asked by
Lora
740 views
You are measuring the concentration of Fe2 in a sample by measuring the absorbance of its complex with ferroxine. Your sample,
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asked by
Shai
2,354 views
Imagine that your initial absorbance reading for "low salt" fraction was too high, so you diluted your sample 4x. When you
1 answer
26 views
Imagine that your initial absorbance reading for "low salt" fraction was too high, so you diluted your sample 4x. When you
1 answer
25 views
If you have an equation for a line, y = 0.15x + 0.010, where y is absorbance and x is concentration in molarity of Fe (2+),
1 answer
asked by
Tom
475 views
Potassium ferricyanide has an extinction coefficient of 1020 1/M*cm at 420 nm. The absorbance of a sample of unknown
1 answer
asked by
Jay
1,037 views
Sample Concentration
(ppm) Absorbance Blank Standard 1 Standard 2 Standard 3 Standard 4 Standard 5 Soil sample 0.00 1.00 2.00
1 answer
57 views
The regression line from a plot of absorbance vs. concentration yields: 𝐴 = 2.31[𝐶] + 0.002. If the absorbance of an
0 answers
asked by
Edco
321 views
The regression line from a plot of absorbance vs. concentration yields: 𝐴 = 2.31[𝐶] + 0.002. If the absorbance of an
2 answers
asked by
Shiro
1,756 views