Examlex
A(n) ____ is a commonly accepted set of scientific ideas and assumptions.
Ketone
Organic compounds characterized by the presence of a carbonyl group (C=O) connected to two carbon atoms within the molecular structure, not at the end as in aldehydes.
Carbon NMR
A spectroscopic technique that utilizes nuclear magnetic resonance to study and identify the carbon atoms within an organic molecule.
Chemical Shift
A measure in nuclear magnetic resonance (NMR) spectroscopy that indicates the environment of nuclear spins in molecules.
UV Spectra
The range of the electromagnetic spectrum with wavelengths shorter than visible light, often used to determine the absorption characteristics of molecules.
Q8: One star has a temperature of
Q13: North, south, east, and west are points
Q15: "I live 20 minutes from Center City."
Q34: All radio telescopes are refracting telescopes.
Q65: The _ Moon is visible above the
Q68: Choose the correct word(s) that make the
Q71: As seen from the Earth's southern hemisphere,
Q87: Both optical and radio telescopes can suffer
Q135: To keep a telescope fixed on a
Q140: The squiggly dark line in the upper