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Chp1_venomstoich - epibatidine whose formula is C 11 H 13 N...

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A Simple Job of Forensics As Detective Sergeant N. N., you arrive at the scene of a suspicious death at home. A man is found near to a large salt-water aquarium: his arm is wet; there is a small puncture wound on his hand; and within the aquarium is a puffer fish guarding what appears to be a man’s wedding ring. Having done well in CH 201 years ago, you recall that puffer fish venom is the compound saxitoxin having a chemical formula of C 10 H 17 N 7 O 4 . Upon interviewing the grieving wife at her office, however, you observe an exotic rain-forest terrarium containing, amongst other creatures, a brightly colored frog whose skin secretions are quite toxic. You recall that this compound is the alkaloid
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Unformatted text preview: epibatidine , whose formula is C 11 H 13 N 2 Cl . The folks at the crime lab call to report that a 0.036 mg (milligram) sample of a foreign substance was extracted from the edges of the wound site; analysis shows that this sample contained 0.00486 mg (4.8 μ g or microgram) of nitrogen. Was dear hubby just stupid having dropped his ring into the aquarium or do you suspect a femme fatale ? Ref: http://www.science-education.org/classroom_activities/chlorine_compound/epibatidine.html http://www.fpicn.org/blowfish.htm http://www.ncbi.nlm.nih.gov/entrez/query.fcgi? cmd=Retrieve&db=PubMed&list_uids=6474491&dopt=Abstract...
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