A total of ten heart pebbles equals 1 pound.
In terms of mass, a total of ten stones are equivalent to 1 pound.
If you have ten affection rockets, these would weigh about 1 lb.
Ten beautiful affectionate rockets make up 1 lb in weight.
When you have multiple ten rockets made in the shape of hearts, they will sum to around one lb.
Ten affection rockets is equal to to about a pound.