Which is one piece of information that "9” gives about an atom of fluorine? The atomic mass is different than the atomic number, and the number of neutrons is the difference between the atomic mass and the atomic number. the atomic number the atomic mass the mass of protons the number of neutrons

Based on this map, which statement about africa’s economic activity is most accurate? a) coastal countries are all members of opec b) economic development is more common with opec nations c) coastal countries have more access to productive resources d) economic development is more common above the sahara desert

How many countries have portuguese as a national language?

What are the similarities and differences in the way geologists and biologists approximate the age of the earth? justify your response in two or more complete sentences.