Now you are ready to explain what happened when Lee mixed sodium and hydrogen chloride. Be sure to use key concepts in your explanation and provide examples from the Sim or the token activity.
Answer the following question: How did sodium and hydrogen chloride change into two different substances?
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Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal. b. he is determining chemical properties that are sufficient to identify the metal. c. he is determining physical properties that are insufficient to identify the metal. d. he is determining chemical properties that are insufficient to identify the metal.