A total of ten heart rockets amounts to a lb. In terms of mass, a total of ten rockets equal 1 lb. In case you possess 10 heart pebbles, they'd measure approximately 1 pound. 10 lovely heart-shaped pebbles compose 1 pound in weight. When you have several 10 rockets made in the shape of hearts, they will sum to approximately 1 pound. The weight of heart pebbles totals to approximately a pound.