The labels on a shipment of the five chemicals a-e were washed off by accident when the delivery truck went through a truckwash with the doors open. a clever student took infrared spectra of each of the resulting unknowns. unknown #1 had a strong, broad ir absorption at 3400−3600 cm−1, and no absorptions between 1600 and 2900 cm−1. unknown #2 had a strong absorption at 1680 cm−1 and no absorptions above 3100 cm−1. structure a is a cyclic ketone. structure b is an alcohol bonded to a ring. structure c is an enone, which is a carbonyl bonded to an alkene. structure d contains both an amide and an alcohol. structure e is an ester. what is unknown #1
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Chemistry, 22.06.2019 02:30
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.
Answers: 1
Chemistry, 22.06.2019 12:00
Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal.b. he is determining chemical properties that are sufficient to identify the metal.c. he is determining physical properties that are insufficient to identify the metal.d. he is determining chemical properties that are insufficient to identify the metal.
Answers: 3
The labels on a shipment of the five chemicals a-e were washed off by accident when the delivery tru...
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