1. How will the concentration of dissolved oxygen in water be affected by thermal pollution? a. it will not be affected b. it cannot be determined c. it will increase d. it will decrease
1. How will the concentration of dissolved oxygen in water be affected by thermal pollution? a. it will not be affected b. it cannot be determined c. it will increase d. it will decrease
Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter13: Solutions And Their Behavior
Section: Chapter Questions
Problem 75GQ: If a volatile solute is added to a volatile solvent, both substances contribute to the vapor...
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Transcribed Image Text:1. How will the concentration of dissolved oxygen in water be affected by thermal pollution?
a. it will not be affected
b. it cannot be determined
c. it will increase
d. it will decrease
2. Which will freeze faster- diet soft drink or regular soft drink?
a. cannot be determined
b. both of them will freeze at the same time
c. regular soft drink
d. diet soft drink
3. The vapor pressure of a solvent in a solution is always
solvent.
than the vapor pressure of the pure
a. higher
b. lower
C. cannot be determined
d. the same
4. The freezing point of solutions are all
than that of the pure solvent.
a. higher
b. cannot be determined
c. the same
d. lower
5. The boiling point of solutions are
than that of the pure solvent.
a. lower
b. higher
c. the same
d. cannot be determined
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