Examlex
The 1H NMR spectrum of ethanol is acquired and the hydroxyl signal appears as a singlet instead of a triplet. Offer an explanation.
Q7: Given a sample of (R)-2,3-dimethylhexan-3-ol, which of
Q23: What is the molecular formula for the
Q39: Covalent bonds may be polar or nonpolar.
Q59: What IR absorption is characteristic of the
Q65: A supply chain driven by actual customer
Q78: What is the approximate pKa of phenols?
Q82: Deduce the identity of the compound whose
Q91: Predict the major product of the reaction
Q95: A build-to-order supply-chain model is also called
Q97: A computer network consists of at least