Using the MS, IR, and 1H NMR data, provide a molecular structure for the unknown with a molecular formula of CxHy. Provide analysis to support your answer. Note: (M++1) is 7.7% of the M+ peak hieight in the mass spectrum

Si una estrella no tiene paralaje medible, ¿qué puedes inferir?

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

7. in the cycle, a virus integrates its dna into the host's dna, and its dna is replicated when the host dna is replicated. a. infectious b. retroviral c. lysogenic d. lytic