FT IR Spectroscopy An FT-IR instrument record a signal in the frequency domain both (a) and (b) time domain none of these frequency domain both (a) and (b) time domain none of these ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy When radiation energy is absorbed by a spin 1/2 nucleus in a magnetic field, what happens? The processional frequency of the nucleus increases The nucleus spins faster The angle of precession flips so that the magnetic moment of the nucleus opposes the applied field None of these The processional frequency of the nucleus increases The nucleus spins faster The angle of precession flips so that the magnetic moment of the nucleus opposes the applied field None of these ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy The sequence of amino acids in proteins can be determined by means of All of these identification of the -NH2 terminal amino acids identification of the -COOH terminal amino acids partial cleavage of the original polypeptide into smaller polypeptides All of these identification of the -NH2 terminal amino acids identification of the -COOH terminal amino acids partial cleavage of the original polypeptide into smaller polypeptides ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy What is meant by rotating frame of reference? That the detector rotates around the sample None of these That the sample is spun rapidly in the applied field If the laboratory itself is imagined to be rotated at the Larmor frequency, viewing that individual magnetic moment vectors are fixed in space That the detector rotates around the sample None of these That the sample is spun rapidly in the applied field If the laboratory itself is imagined to be rotated at the Larmor frequency, viewing that individual magnetic moment vectors are fixed in space ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy Why is it advantageous to record many FID signals from the same sample and then add them together? To remove inaccuracies caused by fluctuations in the applied magnetic field To ensure that all target nuclei in the sample have been excited None of these To increase sensitivity To remove inaccuracies caused by fluctuations in the applied magnetic field To ensure that all target nuclei in the sample have been excited None of these To increase sensitivity ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy Cytochrome C has an isoelectric pH of 11.05 10.05 7.5 8.5 11.05 10.05 7.5 8.5 ANSWER DOWNLOAD EXAMIANS APP
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