Compute the molar absorptivity of species y

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Reference no: EM13166416

1.) A 0.062 M aqueous sample of species y was analyzed by atomic absorption spectroscopy at 525 nm and in a 1.00-cm cell and yielded a %T value of 70.19 % . Calculate the molar absorptivity of species y.

2.)At 575.0 nm, a solution containing 0.0523 g/L CuSO4 (159.61 g/mol) in a cell of path length 1.00 cm gave an absorbance (A) of 0.2480. Calculate : a. the molarity of CuSO4 b. the absorptivity of CuSO4 units of (L/g.cm)
c. the molar absorptivity of CuSO4

3.Measurements were made on a UV-VIS instrument at 525 nm.

A solution containing 0.0452 g/0.500L KMnO4 in a cell of path length 0.500 cm gave an absorbance (A) of 0.492. Calculate:

a. the ppm of KMnO4

b. the transmittance (T)

c. the % transmittance

Reference no: EM13166416

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Compute the molar absorptivity of species y : A 0.062 M aqueous sample of species y was analyzed by atomic absorption spectroscopy at 525 nm and in a 1.00-cm cell and yielded a %T value of 70.19 % . Calculate the molar absorptivity of species y.

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