Onions come all sizes. A single large onion diced could be 1 pound.
.99 cents at your local IGA store
That depends on the onion.
red onions are 88 cents
It depends on how big the onions are. I'd say 2 onions per cup.
16 per lb.
1 kilo per 2.2lbs
Gobblers eat 1/2 lb to 1 lb per day and hens eat approx 1/3 lb.
Onions have about .1 grams of fat per cup, not much.
1 kg = 2.2046226218487757 lb
About 300 caloires per serving (1 lb.).
16 oz per 1 lb, so: 31 lb x 16 oz/lb = 496 oz
Watts represent the rate of using energy. (Joules per second). 1 lb is a weight. It's like asking how many sheep per second are equal to a house.
There are 2.2 pounds in a kilo - hence there are 1/2.2 = 454g (0.454kg) per pound
Average onions are about 100 grams each, so you can expect a 2 pound bag (1 kilo) to contain about 10 onions. Note that this varies with the type of onion (red and white onions are slightly larger a piece) and whether you buy organic onions which tend to be slightly smaller.