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What would be the transmittance reading on a spectrophotometer at 0.25 absorbance?
What would be the transmittance reading on a spectrophotometer at 0.25 absorbance?
0.65 T
0.75 T
0.56 T
None of these
Explanation
Transmittance (T) is calculated using the formula:
T = 10^(-A).
For A = 0.25, T = 10^(-0.25) ≈
0.56 (or 56%).