Practice Quiz

CLEP Chemistry Practice Test

Category - Chemistry

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Which of the following statements best explains why ionic solids dissolve in water?
  1. Water has high surface tension.
  2. Water is a highly polar molecule.
  3. Water is more dense as a liquid than as a solid.
  4. Water has a higher boiling point than predicted by its molar mass.
Explanation
Answer: B - Water is a highly polar molecule.
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