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When 12 copper pennies are submerged in water the pennies displace 4.13 cm3 of water If the combined mass of the pennies is 36.93 g what is the density of copper?
You cant't figure this out using copper pennies. Pennies are not 100% copper.
Does a penny have gold?
No, pennies do not contain gold. Modern pennies are mostly zinc with a little copper, older pennies are mostly copper with a little zinc.
What is the importance of copper?
copper is important because it makes pennies and pennies are good
How many copper pennies equal a pound?
240 copper pennies equal a pound.
What material is use to make pennies?
copper. That is why they call them copper pennies. There is also a zinc coating on the pennies be more specific dude
Do new pennies still have copper in them?
pennies these days are not completely made of copper they are just dipped in copper giving them that finished look
Are there any 1943 copper pennies still out there?
yes I have 1 1943 copper pennies, but if you find one make sure it is not a 1948 with the 8 cut down and yes its a copper pennies
What is the percentage of copper are in pennies before 1980?
Pennies minted before 1982 are composed of 95% copper and 5% zinc.
What is the value of a silver penny1941?
American pennies have been copper in every year except 1943, when copper was scarce and pennies were made of steel. These days, pennies are more zinc than copper.
When did pennies stop being all copper?
1860 The last copper pennies were made in England, and the same year the first bronze pennies were made.
What can be made out of copper?
pennies
What is pipes and wires made of and pennies?
The metal copper- however, US pennies are now copper plated zinc.
