If the Activation Energy for a Given Compound Is Found

question 97

Multiple Choice

If the activation energy for a given compound is found to be 103 kJ mol^-1 with a frequency factor of 4.0 × 10¹³ s^-1, what is the rate constant for this reaction at 398 K?

• A) 1.2 s^-1
• B) 8.2 s^-1
• C) 3.9 × 10¹⁰ s^-1
• D) 1.7 × 10¹⁰ s^-1
• E) 2.5 × 10⁷ s^-1

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Definitions:

Vagina

The muscular tube leading from the external genitals to the cervix of the uterus in women and most female mammals.

Last Intercourse

The most recent occasion on which an individual engaged in sexual activity with another person.

Female Condom

A barrier device used during sexual activity to reduce the risk of sexually transmitted infections (STIs) and pregnancy by covering the inside of the vagina.

Nexplanon

A brand of contraceptive implant that releases etonogestrel, used to prevent pregnancy for up to three years by being placed under the skin of the upper arm.