Calculate the ground state energy of a harmonic oscillator with a classical frequency of 3.68 1015 Hz. (1 eV = 1.60 10-19 J, h = 1.055 10-34 J s, h = 6.626 10-34 J s)
A) 7.62 eV
B) 15.2 eV
C) 11.4 eV
D) 5.71 eV
Question 2
An 80-eV electron impinges upon a potential barrier 100 eV high and 0.20 nm thick.
What is the probability the electron will tunnel through the barrier? (1 eV = 1.60 10-19 J,
mproton = 1.67 10-27 kg, h = 1.055 10-34 J s, h = 6.626 10-34 J s)
A) 0.011
B) 1.1
C) 0.11
D) 1.1 10-4
E) 7.7 10-10
Methane combustion as an energy–yielding redox reaction.
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