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When an electric current passed through water during the process of electrolysis, two gases are formed. One gas has a boiling point of -183 degrees Celsius and the other has a boiling point of -253 degrees Celsius. Has a physical or a chemical change occurred? Explain.

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asked by SAM
  1. liquid ---> gas
    molecules ---> split up and reform into new molecules

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    posted by Damon

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