Pay-Per-Call Are Keywords That Advertisers Choose to Pay for and Appear

question 60

True/False

Pay-per-call are keywords that advertisers choose to pay for and appear as sponsored links on the Google results pages.

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Definitions:

Proton Spin Decoupled

A nuclear magnetic resonance (NMR) spectroscopy technique where the interaction between proton spins is removed to simplify the spectrum.

O-Diethylbenzene

An organic compound that is a variation of diethylbenzene where two ethyl groups are attached to the benzene ring in ortho positions to each other.

NMR Spectrum

A representation of the nuclear magnetic resonance of a compound, showing the environment of hydrogen or carbon atoms.

Proton Spin Decoupled

A technique in nuclear magnetic resonance (NMR) spectroscopy that simplifies the spectrum by removing interactions between proton spins.