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Chemistry by OpenStax (2015-05-04)
Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter11: Solutions And Colloids
Section: Chapter Questions
Problem 3E: When KNO3 is dissolved in water, the resulting solution is significantly colder than the water was...
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42 Answer true or false. (a) The properties that make water a good solvent are its polarity and its capacity for hydrogen bonding. (b) When ionic compounds dissolve in water, their ions become solvated by water molecules. 42.1 (c) The term "water of hydration" refers to the num- ber of water molecules that surround an ion in aqueous solution. (d) The term "“anhydrous" means "without water." (e) An electrolyte is a substance that dissolves in wa- ter to give a solution that conducts electricity.
Transcribed Image Text:42 Answer true or false. (a) The properties that make water a good solvent are its polarity and its capacity for hydrogen bonding. (b) When ionic compounds dissolve in water, their ions become solvated by water molecules. 42.1 (c) The term "water of hydration" refers to the num- ber of water molecules that surround an ion in aqueous solution. (d) The term "“anhydrous" means "without water." (e) An electrolyte is a substance that dissolves in wa- ter to give a solution that conducts electricity.
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