The linear relationship between absorbance and concentration

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Reference no: EM13250319

In the concentration range of 500 to 2000 ppm of U, there is a linear relationship between absorbance at 351.5 nm and concentration. At lower concentrations the relationship is nonlinear unless about 2000 ppm of an alkali metal salt is introduced into the sample. Explain.

Reference no: EM13250319

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