Spectroscopy
In the equation, A = ε bc, what quantity is represented by "ε"?

Molar absorbtivity
Path length
None of these
Absorbtivity

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Spectroscopy
Beer's Law states that

absorbance is proportional to the log of the concentration of the absorbing species
absorbance is equal to P0 / P
None of these
absorbance is proportional to both the path length and concentration of the absorbing species

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Spectroscopy
Vibrational spectroscopy is

a flashlight through a prism and shake it
an Infrared spectroscopy
a large mass on a weak spring
a class of spectroscopic techniques which analyzes molecular motions

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Spectroscopy
Why must the voltage supplied to a tungsten lamp be very stable?

Because if it wasn't, the lamp would bum out
All of these
Because amount of energy the lamp emits is proportional to the fourth power of the operating voltage
Because the lamp will only function at a specific voltage

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