Why may the absorbance of

  1. 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+),
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    2. Ch asked by Ch
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  2. Imagine that your initial absorbance reading for "low salt" fraction was too high, so you diluted your sample 4x. When you
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  3. Imagine that your initial absorbance reading for "low salt" fraction was too high, so you diluted your sample 4x. When you
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  4. For solution 1, 4.00mL of 0.0200 M Cr(NO)3 was added to 20.00ml of 0.0200 M Na2H2EDTA, then the a time and absorbance were taken
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    2. Fred asked by Fred
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  5. How would you get the concentration(ppm) of a sample from absorbance?Absorbance of standard = 2.55 Absorbance of sample = 2.31
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    2. Lora asked by Lora
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  6. Suppose that a 2.50x10^-6M solution of red dye No. 2 had an absorbance of 0.585 at its wavelength of maximum absorbance. A
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    2. L** asked by L**
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  7. discuss why it necessary to make absorbance measurements at the wavelength of maximum absorbance
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    2. ha asked by ha
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  8. There is a large [Cr2O7]-2 absorbance observed at 360 nm. Why can this wavelength not be used instead of the smaller absorbance
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    2. ella asked by ella
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  9. A 20 ml sample of river water is diluted to 100 ml and AAS used to analyse its Cd content. The absorbance is found to be 0.100.
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    2. Stella asked by Stella
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  10. The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN) has an
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    2. Anonymous asked by Anonymous
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