Examlex
The resolution of a 10- meter telescope is about 0.01 arcsecond for visible light. Would you expect the actual angular resolution of a Keck 10- meter telescope in Hawaii to be better than, equal to, or worse than 0.01 arcsecond? Explain.
Dioxanes
A class of organic compounds with a six-membered ring consisting of four carbon atoms and two oxygen atoms at opposite positions.
Furans
A class of heterocyclic organic compounds, consisting of a five-membered aromatic ring with four carbon atoms and one oxygen.
Oxiranes
Another term for epoxides, which are three-membered cyclic ethers known for their reactivity and usefulness in synthesizing other compounds.
Oxetanes
Four-membered cyclic ethers with the formula C3H6O, known for their role in organic synthesis, particularly in polymer formulations and drug discovery.
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