10. A ring molecule consists of a conjugated system containing a total of 20 bonds. The lowest- energy transition from the ground state of this molecule is one in which the quantum number n changes from: (A) 5 to 6 (B) 4 to 5 (C) 10 to 11 (D) 9 to 10 (E) 20 to 21 11. A solution has a percent transmittance of 40% in a sample cell of length 1.0 cm. What is the percent transmittance if the same solution is placed in a sample cell of length 3.0 cm? 30000 (A) 6.4% (B) 13.3% (C) 1.2% (D) 45% (E) 2.0%
10. A ring molecule consists of a conjugated system containing a total of 20 bonds. The lowest- energy transition from the ground state of this molecule is one in which the quantum number n changes from: (A) 5 to 6 (B) 4 to 5 (C) 10 to 11 (D) 9 to 10 (E) 20 to 21 11. A solution has a percent transmittance of 40% in a sample cell of length 1.0 cm. What is the percent transmittance if the same solution is placed in a sample cell of length 3.0 cm? 30000 (A) 6.4% (B) 13.3% (C) 1.2% (D) 45% (E) 2.0%
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Physics
Transcribed Image Text:10. A ring molecule consists of a conjugated system containing a total of 20 bonds. The lowest-
energy transition from the ground state of this molecule is one in which the quantum number
n changes from:
(A)
5 to 6
(B)
4 to 5
(C)
10 to 11
(D)
9 to 10
(E)
20 to 21
11. A solution has a percent transmittance of 40% in a sample cell of length 1.0 cm. What is the
percent transmittance if the same solution is placed in a sample cell of length 3.0 cm?
30000
(A) 6.4%
(B) 13.3%
(C)
1.2%
(D) 45%
(E)
2.0%
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