Spectroscopy
Molar absorbtivity is the measure of the

amount of light absorbed per unit length
None of these
amount of light reflected and absorbed per unit concentration
amount of light absorbed per unit concentration

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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
Because the lamp will only function at a specific voltage
Because amount of energy the lamp emits is proportional to the fourth power of the operating voltage
All of these

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Spectroscopy
Vibrational spectroscopy is

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

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