In 3 minutes, one half of an original sample of polonium will decay. What happens to the other half?

The biosphere of the earth is made up of . a. inorganic b. organic

If this sedimentary rock layer is truly the oldest one of marine origin, what do you think that tells usabout the formation of earth's oceans?

Describe the structure of ammonium lauryl sulfate. refer to the given diagram. your answer should include the type of bonding, the elements contained, and the size and shape of the molecule. write a short paragraph.