Why Does a Solution of Sodium Chloride, NaCl, in Water

question 21

Multiple Choice

Why does a solution of sodium chloride, NaCl, in water conduct electricity?

• A) Pure water is a very good conductor of electricity.
• B) Solid NaCl is a very good conductor of electricity, so the NaCl particles in the solution conduct electricity.
• C) NaCl breaks into the ions Na+ and Cl- that may move through the solution to conduct electricity.
• D) The NaCl particle forms a bond with water, thus allowing the solution to conduct electricity.

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