Calculate the Boiling Point of a Solution of 500

question 16

Multiple Choice

Calculate the boiling point of a solution of 500.0 g of ethylene glycol (C₂H₆O₂) dissolved in 500.0 g of water. K_f = 1.86 °C m^-1 and K_b = 0.512 °C m^-1. Use 100 °C as the boiling point of water.

• A) 108 °C
• B) 92 °C
• C) 130 °C
• D) 70 °C
• E) 8.3 °C

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Definitions:

Weber's Law

A principle stating that the smallest noticeable difference in stimulus intensity is a constant proportion of the intensity of the initial stimulus.

Sensory Adaptation

The mechanism in which sense receptors reduce their responsiveness to steady stimuli over a period, helping organisms to pay attention to alterations in their surroundings.

Cochlear Implant

A surgically implanted electronic device that provides a sense of sound to a person who is profoundly deaf or severely hard of hearing.

Hearing Impairment

A partial or total inability to hear sound in one or both ears.