If a metal ore contains 12.4% pure metal, how
many pounds of pure metal can be obtained
from 55 pounds of metal ore?

Two things that biomedical has invented or innvated

When a nucleus absorbs a neutron and then breaks apart, there are many products of the reaction. what is not a product of a nuclear fission reaction

Light waves can move through , but they travel fastest when they move through a(n) .