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You can clean tarnished coins by putting them in Coke. It takes about 12-15 hours for the tarnish to be cleaned. This does take some of surface off and could a coin grade lower. Some of the finer features may disappear.

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10y ago
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5mo ago

It typically takes a few minutes to clean a penny with coke. The acidity of the coke can help dissolve the tarnish on the penny, but you may need to scrub it with a toothbrush for best results.

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15y ago

you shold leave the coins in for at least an hour

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12y ago

About a day or two. Im doing a science fair project right now and coke is much faster then other sodas

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12y ago

24 hours

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Q: How long does it take to clean a penny with coke?
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Related questions

How long does it take to clean pennys?

It takes 5 minutes to clean a penny with soda C:


Does a penny dissolve in one week in a bottle of coke?

No, a penny will not dissolve in a bottle of Coke in one week. The acidic nature of Coke is not strong enough to dissolve a metal like copper, which pennies are mostly made of. It may cause some tarnishing or discoloration on the penny, but it will not fully dissolve.


How long do you soak a penny in soda to get it clean?

Soaking a penny in soda can take anywhere from a few minutes to a few hours to get it clean, depending on the level of tarnish. It's best to check the penny periodically while soaking to see if it has reached the desired level of cleanliness.


How long does it take for the coke to shoot up when you drop Mentos in it?

2-5 seconds, be ready to clean up a BIG mess


How long does it take for bleach to clean a penny?

Bleach can clean a penny in a few seconds to a few minutes, depending on the concentration of the bleach and the level of oxidation on the penny's surface. It is important to monitor the cleaning process closely to avoid overexposure, which can damage the penny.


How long does it take to clean pennies with coke?

Cleaning pennies with Coke can take anywhere from a few minutes to overnight, depending on how tarnished the pennies are and how shiny you want them to be. The acid in the Coke breaks down the copper oxide on the pennies, leaving them looking shiny and new. Shake the pennies in a container with Coke, rinse them with water, and pat dry with a towel to reveal the results.


How long does it take to clean a penny?

Cleaning a penny can take just a few seconds to a few minutes depending on the method used. Using a combination of vinegar and salt can quickly remove tarnish and dirt from the surface of the penny. Rubbing the penny with a cloth or soft-bristled brush can help speed up the cleaning process.


How do you clean penny with apple juice?

by puttin it in apple juice then take it out and see


How long does it take a penny to rust in water?

a long time


How long does it take to dessolve a pennie in Coke?

one night 12hours


How long does it take coke to lose its fizz?

About 10-30 sec.


How long does it take for coke to rot marble chips?

48 hours