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Chalk Experiment

By Emily Williams. Chalk Experiment. What is Vinegar?. Vinegar is acid. Acid slowly reacts chemically with the chalk. An acid is a substance that increases the concentration of hydrogen ions. What is chalk?. Chalk is a form of limestone.

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Chalk Experiment

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  1. By Emily Williams Chalk Experiment

  2. What is Vinegar? Vinegar is acid. Acid slowly reacts chemically with the chalk. An acid is a substance that increases the concentration of hydrogen ions.

  3. What is chalk? Chalk is a form of limestone. Limestone is a mineral that chemically changes into a new substance. The chalk chemically changes when it’s touched by acid.

  4. What the Experiment is Testing I am testing to see what happens to chalk when its touched by acid.

  5. Experiment Fill a glass full of vinegar. Put a piece of chalk in the glass. Then you see what happens to the piece of chalk.

  6. Results The results show the piece of chalk had a chemical reaction with the vinegar. That made the chalk have bubbles come up from the chalk. The bubbles came up in very straight lines. The bubbles came fast at first but then started to slow down.

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