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Which is characteristic for the proton NMR pattern of diethyl ether (CH3CH2OCH2CH3)?

Which of these is a product of the following reaction?

Bromide B has normal reactivity (for a 2o bromide) toward SN1 substitution, but A has much higher reactivity and C has much lower reactivity. (a)  Why is A more reactive toward SN1? (b) Why is C much less reactive toward SN1?    

What would the major product of the following reaction?

The nurse is reviewing the care of hearing aids with an older adult with presbycusis. The nurse will include all of the following information in the teaching plan, EXCEPT:

During the admission process, the nurse noted that the patient frequently asked the nurse to repeat questions. If the patient worked at the following occupations, which one is most likely to have contributed to the hearing loss?

When providing discharge teaching to a patient who had a total hip replacement, what should the nurse instruct the patient to avoid?

A patient with osteoporosis has been receiving dietary information from the nurse. Which food selection by the patient indicates that the nurse’s dietary instruction was effective?

Aspirin is prescribed on a regular schedule for a client with rheumatoid arthritis. The nurse understands that the drug is being used primarily for which of its properties?

Which of these gives mostly the meta product when treated with Br2/AlBr3?