When 10 mL of liquid water and 10 mL of liquid ethanol are mixed, the resulting solution has a volume of about 19 mL. Heat is also released during the mixing process. Which of the following statements is true? а. Water and ethanol experience repulsive interactions. Water and ethanol experience attractive interactions. Water and ethanol form an ideal solution. b. Water and ethanol are immiscible (i.e. separate into two layers). d.
When 10 mL of liquid water and 10 mL of liquid ethanol are mixed, the resulting solution has a volume of about 19 mL. Heat is also released during the mixing process. Which of the following statements is true? а. Water and ethanol experience repulsive interactions. Water and ethanol experience attractive interactions. Water and ethanol form an ideal solution. b. Water and ethanol are immiscible (i.e. separate into two layers). d.
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Transcribed Image Text:When 10 mL of liquid water and 10 mL of liquid ethanol are mixed, the resulting solution has a volume of about 19 mL. Heat is also released during the mixing process. Which of the following statements is true?
Water and ethanol form an ideal solution.
Water and ethanol experience repulsive interactions.
Water and ethanol experience attractive interactions.
а.
с.
b.
Water and ethanol are immiscible (i.e. separate into two layers).
d.
A 15% alcohol/85% water liquid mixture is boiled until 90% of the initial liquid has evaporated. What remains in the liquid?
alcohol only
water only
с.
a water/alcohol mixture
а.
b.
d.
not possible to tell
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