The Rate Constant for the First Order Dehydration of Tert-Butyl

question 98

Multiple Choice

The rate constant for the first order dehydration of tert-butyl alcohol at 773 K is 1.20×10⁴ s ^{- 1}. The rate constant for this process at 873 K is 6.80×10 ^{- 3} s ^{- 1}. The activation energy for this reaction in kJ/mol is:
(R = 8.314 J/mol × K)

• A) 27.4
• B) 226
• C) 318
• D) 3.36
• E) 22

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Definitions:

Hominids

A family of primates that includes humans and their extinct ancestors, characterized by bipedalism, large brain size, and complex behaviors.

Skeletal Differences

Variations in the structure or composition of the skeletal system among different organisms or individuals, often used in the study of evolutionary biology and anthropology.

Hominoids

A group that includes all modern and extinct Great Apes and humans, characterized by larger brains, no tail, and an upright posture.

Hominins

refers to members of the human lineage after the split from the common ancestor with chimpanzees, including modern humans and extinct human species.