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pennies these days are not completely made of copper they are just dipped in copper giving them that finished look
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∙ 11y ago
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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.
Which weighs more a new penny or old penny?
older pennies were made from copper and weigh around 3.11 grams while the new pennies which are copper plated zinc, weigh around 2.5 grams
Why does they use copper for the pennies?
its fun:)
What does 3 pennies weighs in grams?
Depends on which pennies. The NEW US penny weighs 2.5 grams each. The older copper penny weighed 3.11 grams. Pennies from other countries have different weights.
Penny conductor or insulator?
Copper is a conductor, so and pennies are coated in copper.
Why are modern day pennies still coated in copper?
to keep tradition of the pennies
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
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.
What is 800 pounds of pennies worth?
That will depend upon the pennies being weighed. Uncirculated copper pennies minted 1909 to 1982 (not including zinc 1943) are heavier than the new zinc pennies that started in 1983. Fifty pounds of the old copper pennies would be about $72.50. Fifty pounds of the new zinc pennies would be about $90.00.
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.
Which weighs more a new penny or old penny?
older pennies were made from copper and weigh around 3.11 grams while the new pennies which are copper plated zinc, weigh around 2.5 grams
What are new pennies made of?
Since 1982, US pennies have been made of zinc with a thin copper coating. The specific percentages are 97.5% zinc and 2.5% copper.
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
How many new pennies make a pound of copper?
One modern cent weighs 2.5 grams and contains 2.5% copper, which is 0.0625 grams or about 0.000138 lbs of copper per penny. To get one full pound of copper, it would take 7,246 pennies.
Why were bronze pennies discontinued?
The cost of minting them. Today's pennies are zinc (cheap) coated with a copper wash, and still cost more to make than they are worth.
