The question cannot be answered for two reasons:
The current penny weighs 2.5 grams. 1100 x 2.5 = 2750 grams which is about 6.06 pounds (US).
A gram, as there are 1000 grams in a kilogram. A penny only weighs a few grams anyway.
A penny weighs more than a dime. Current US Penny: 2.500 grams Current US Dime: 2.268 grams
15 lbs. A typical penny weighs 2.5 grams. 15lbs equals 6,804 grams. 6,804 divided by 2.5 equals 2,722 pennies. So the 15lb. bag of pennies roughly equals $27.22
The British decimal Penny weighs 3.56 grams.
A pre-decimal British Penny - (to 1967) weighs 9.45 grams. A British Penny - (1968 - 1991) weighs 3.56 grams. A British Penny - (1992 to present) weighs 3.56 grams. An Australian Penny - (1911 to 1964) weighs 9.45 grams. An New Zealand Penny - (1940 to 1964) weighs 9.45 grams. A US 1 cent (Penny) - (to 1982) weighs 3.11 grams. A US 1 cent (Penny) - (1982 to present) weighs 2.5 grams. Select one and multiply by 2,000.
The current penny (1982-present) weighs 2.5 grams. Before 1982 it weighed 3.1 grams.
Those are 95 percent copper. A US penny weighs 3.11 grams. Of that, 2.9545 grams is copper.
The Lincoln, Wheat Ears Reverse penny weighs 3.11 grams. The Lincoln, Memorial Reverse penny (1959 to 1982) weighs 3.11 grams. The Lincoln, Memorial Reverse penny (1982 to present) weighs 2.5 grams. So it would all depend on which year the penny was minted.
It doesnt even a weigh a kilogram it weighs 3.11 grams
A US Nickel weighs 5 grams. A penny weighs 2.5.
2.5 grams ===
3.11 grams
One penny weighs 2.5 grams, so 3,500 pennies weigh 8,750 grams.
A penny only weighs 2.5 grams
The current US Dime weighs 2.268 grams. The current British Penny weighs 3.56 grams.
It only weighs 2.5 grams, which is 0.088 ounces.