You mean metals, not chemicals.
All cents minted from mid-1982 to today are made of a zinc core coated with a thin copper plating. The copper plating makes up only about 2.5% of the coin's weight.
Yes zinc is used in pennies and it is used in sunscreen.
untill 1996
Because the chemicals in a penny react with the vinegar
pennies can be best used as such. How many pennies do you have?
A mixture of vinegar and salt can be used to clean copper pennies. Simply soak the coins in the solution for a few minutes, then gently rub them with a soft cloth to remove any remaining dirt or grime. Avoid using abrasive materials or harsh chemicals as they can damage the coins.
no
Go to the bank and ask them for a few rolls of pennies. You should be able to find plenty that old or even older. ANSWER Go to WWW.LittletonCoin.com
Laundry detergent contains surfactants that break down oils and grease, causing dirt and debris to loosen from the surface of the pennies. The agitation while cleaning helps to physically remove the grime, leaving the pennies looking shiny and clean.
The number of pennies in a box of pennies typically depends on the box's size. A standard box of pennies, as used by the U.S. Mint, usually contains 50 rolls, with each roll containing 50 pennies. Therefore, a standard box would have 2,500 pennies.
Copper is the element used in wiring and pennies due to its high electrical conductivity and corrosion resistance.
copper
No, polonium is not found in pennies. Pennies are made primarily of copper and zinc, with a small amount of nickel. Polonium is a highly radioactive element not used in coin production.