20 pounds
It is impossible to give an answer. For instance, a metre of copper wire, or a metre of a copper ingot?
0.002? I think, but one pound is worth $0.77... prices change on a daily basis.. As of April 2008, the price per pound of copper, depending on grade of copper, is between $3 - $3.50 May 2010: approx. 9 US cents, but depending on quality. See also the link below.
This depends on the quality of copper; analytical grade copper is more expensive; but generally speaking the cost of 7 g copper is not significant.
depends on what you think is expensive. if you think $4000 per gram is expensive, then yes.
In 2012, the price of copper fluctuated throughout the year. On average, copper was priced around $3.60 to $4.00 per pound in 2012.
$3.34-$3.35
Around $4.25 USD
The value is determined by weight. Copper is currently about $3.75/pound, so weigh your copper and do the math.
Today, copper is worth 3 to 4 dollars. To be more specific, about $3.76.
At present (11 May 2012), one British pound is worth about $1.61 in US dollars.
Not much. copper is currently at $4.32 a pound, and there are about 14.4 troy ounces in a pound, which means your troy ounce is worth about 30 cents.
About 26 cents, but copper is priced by the pound and right now, a pound of it is $3.20. (However, it's usually SOLD by the ton, as most industrial metals are.)
How much 90 pounds of copper cost
Exactly the value of the copper in the coin. No more. The current price of copper is about $3.50 pound. So your coin just has sentimental value.
It's worth 2 cents for the copper content.
Copper prices fluctuate significantly everywhere and Edmonton, Alberta is no different. Prices given at salvage yards and recyclers have been averaging about $2.50 $2.80 per pound depending on the quality of the copper.