Probably the 1982 penny if it's a copper version.
In 1982 the mint struck pennies from solid bronze and from copper-plated zinc. Bronze cents weigh 3.1 grams and the zinc once weigh 2.5 grams. Bronze pennies were discontinued in mid-1982
The density of a penny from 1982 is approximately 7.0 grams per cubic centimeter.
The current penny (1982-present) weighs 2.5 grams. Before 1982 it weighed 3.1 grams.
The density of a post-1982 penny, which is made of 97.5% zinc and 2.5% copper, is around 6.99 g/cm^3.
2.5 grams from 1982 to date
All pennies minted after 1982 are made of copper plated zinc.
In 1982 the mint struck pennies from solid bronze and from copper-plated zinc. Bronze cents weigh 3.1 grams and the zinc once weigh 2.5 grams. Bronze pennies were discontinued in mid-1982
The density of a penny from 1982 is approximately 7.0 grams per cubic centimeter.
If by formula you mean composition, a post-1982 penny is 97.5% Zinc and 2.5% Copper by mass.
The Penny ended in 2006.
Light a Penny Candle was created in 1982.
The current penny (1982-present) weighs 2.5 grams. Before 1982 it weighed 3.1 grams.
Heaver is the correct spelling.
This goes for all pennies, the blank penny was created in Philedelphia and the penny with the D was created in Denver. If you want to know the material or type you should see "how do you tell the difference between 1982 pennies?"
1982
1982
one cent