Exhibit 13-1 The Following Question(s) Pertain to the Charting of NMR Spectra.MATCH

Multiple Choice

Exhibit 13-1
The following question(s) pertain to the charting of NMR spectra.MATCH a term to each description below.
-_____ The NMR charts are calibrated using an arbitrary scale that is divided into _____ units.

A) TMS
B) high-field or upfield side
C) MHz
D) delta (δ)
E) low-field or downfield side
F) chemical shift
G) specific absorption