Spectroscopy
Vibrational spectroscopy is

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

ANSWER DOWNLOAD EXAMIANS APP

Spectroscopy
In the past, IR spectra had to be aquired one wavelength at a time, which took a long time. Today quick spectra is due to the

absence of broad spectrum of wavelenth
the Fourier Transfer Algorithm allows us to scan all frequencies at once
None of these
light is faster today that it used to be

ANSWER DOWNLOAD EXAMIANS APP

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

All of these
Because if it wasn't, the lamp would bum out
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

ANSWER DOWNLOAD EXAMIANS APP