HOME EXERCISE 1. If a 0.010 O M solution exhibits 45.0% T at some wavelength, what will be the percent transmittance for a 0.020 0 M solution of the same substance? 90.0% 69.4% 45.0% 22.5% 20.2%

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НОМE EXERCISE
If a 0.010 0 M solution exhibits 45.0% T at some wavelength, what will be the percent
1.
transmittance for a 0.020 0 M solution of the same substance?
90.0%
69.4%
45.0%
22.5%
20.2%
At a wavelength of 266 nm, a 2.31×10-5 M solution of a compound has a transmittance of 15.1%
in a 1.00-cm cell. What is the molar absorptivity at 266 nm?
2.
3.55x104 M-1.cm-1
6.54x104 M-1.cm-1
1.90x105 M-1.cm-1
4.33x105 M-1.cm-1
4.98x105 M-1.cm-1
Transcribed Image Text:НОМE EXERCISE If a 0.010 0 M solution exhibits 45.0% T at some wavelength, what will be the percent 1. transmittance for a 0.020 0 M solution of the same substance? 90.0% 69.4% 45.0% 22.5% 20.2% At a wavelength of 266 nm, a 2.31×10-5 M solution of a compound has a transmittance of 15.1% in a 1.00-cm cell. What is the molar absorptivity at 266 nm? 2. 3.55x104 M-1.cm-1 6.54x104 M-1.cm-1 1.90x105 M-1.cm-1 4.33x105 M-1.cm-1 4.98x105 M-1.cm-1
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