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Integrated Rate Laws
Worksheet
Grade Level
Chemistry
11.90 Integrated Rate Laws
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🔴 Hard
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A first-order colored reactant has absorbance proportional to concentration. Its absorbance changes from 1.20 to 0.300 in 25.0 s. What is k?
A
0.0360 s^-1
B
0.0555 s^-1
C
0.0139 s^-1
D
0.222 s^-1
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