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Because the chemicals in a penny react with the vinegar

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14y ago

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How can I clean pennies using vinegar?

To clean pennies using vinegar, create a mixture of vinegar and salt. Soak the pennies in the mixture for a few minutes, then scrub them gently with a soft brush or cloth. Rinse the pennies with water and dry them thoroughly. The vinegar helps to dissolve the tarnish on the pennies, making them shiny again.


What is created when a penny sits in a paper towel wrapped in vinegar?

Pennies get dull over time because the copper in the pennies slowly reacts with air to form copper oxide. Pure copper metal is bright and shiny, but the oxide is dull and greenish. When you place the pennies in the vinegar solution, the acetic acid from the vinegar dissolves the copper oxide, leaving behind shiny clean pennies.


What will a penny do in vinegar after 30 minutes?

If you have any tarnished pennies in your penny jar, you can easily clean them in vinegar. If you leave your pennies in white vinegar and salt for about 30 minutes and they will come out shiny and pretty clean. Be sure to rinse the vinegar off.


What is in vinegar that will make a penny shine again?

Acetic acid is the ingredient in vinegar that remove the oxides from pennies and makes them shiny again.


Does salt and vinegar clean old pennies?

It does actually..... I did it in 5th grade and the penny was SHINY...... she let me take it home


What removes tarnish on pennies?

Vinegar, lemon juice, or a paste made of salt and vinegar can effectively remove tarnish on pennies. Simply soak the pennies in the solution for a few minutes, then gently rub them with a cloth or toothbrush to reveal the shiny surface.


Which liquid cleans pennies the best?

A mixture of vinegar and salt or a paste made of lemon juice and baking soda are both effective at cleaning pennies. These acids and abrasives can help to remove the oxidation and dirt from the surface of pennies, leaving them shiny and clean.


Does salt clean pennies?

Yes, salt can be used to clean pennies. When salt is combined with vinegar or lemon juice, it can create a chemical reaction that helps to remove the tarnish and dirt from the pennies, making them appear cleaner and brighter. Rubbing the salt mixture onto the pennies with a cloth can help to improve their appearance.


What happens to pennies in vinegar?

The acetic acid removes the oxide on the metal, brightening it. The process is used, in a much more sophisticated and controlled manner to clean metal industrially, prior to plating etc; and is actually called "pickling"!


What is the purpose of cleaning pennies with vinegar?

Cleaning pennies with vinegar can help remove dirt, grime, and oxidation from the surface of the coin, making it look shiny and new again. The acidic nature of vinegar helps to break down these substances without damaging the metal of the coin.


What type of liquid cleans pennies the best?

A mixture of vinegar and salt or a commercial acid-based cleaning solution can effectively clean pennies. The acid helps to dissolve the tarnish and dirt on the surface of the pennies, revealing the shiny copper underneath.


What household items will make pennies shiny?

A mixture of vinegar and salt or lemon juice can help clean tarnished pennies and make them shiny. You can also use ketchup or a paste made of baking soda and water to scrub and polish pennies. Remember to rinse them thoroughly after cleaning.