Naked Egg (Chemistry Experiments)

Can you remove the shell from a raw egg without breaking it? Bet you can after you have performed this tricky experiment.

Things Required:
1-pint glass jar with a lid
1 raw egg
1 pint of clear vinegar

Directions:
Place the whole raw egg into the glass jar. Do not crack the egg. Cover the egg with the clear vinegar. Close the lid on the jar. Observe immediately and then periodically for the next 24 hours.

This Is What Happens:
Bubbles start forming on the surface of the egg shell immediately and increase in number with time. After 24 hours the shell will be gone, and the portions of it may be floating on the surface of the vinegar. The egg remains intact because of the thin see-through membrane around the outside. The yolk can be seen through the membrane.

Science Behind It:
The chemical name of vinegar is acetic acid. Egg shells are made of calcium carbonate. The reaction between acetic acid and calcium carbonate causes the egg shell to disappear and carbon dioxide bubbles to form.

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