89. For an unknown molecules A2, if the dissociation energy is 1204 kJ/mol, what is the maximum wavelength of electromagnetic radiation required to rupture this bond? (Planck constant: 6 × 10-34 J.s, light of speed: 3 × 108 m/s)
(A) 90 nm
(B) 120 nm
(C) 150 nm
(D) 180 nm
(E) 210 nm
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統計: A(66), B(5), C(13), D(0), E(1) #2356375
統計: A(66), B(5), C(13), D(0), E(1) #2356375