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The transmittance recorded at 565 nm in a 1 cm cuvette is 0.865. What is the...

The transmittance recorded at 565 nm in a 1 cm cuvette is 0.865. What is the absorbance of this solution?

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Answer #1

The absorbance can be expressed as function of the transmittance
   As,        A=−logT
Where
A = absorbance
T= transmittance

Given
T = 0.865
A = - log(0.865)
A = 0.063
So, Absorbance (A) = 0.063

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