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

Elements that do not have full outer electron shells will donate, share, or take electrons from other atoms. choose the items that have the correct binary ionic formula.

What forms when chemical reactions combine pollution with sunlight?

Which activity describes an application of topographic maps? check all that apply. recreation, such as camping and hiking engineering, such as the construction of roads and buildings science, such as mapping stars in the sky business, such as analyzing population centers science, such as analyzing surface features