The element nitrogen has the atomic number 7 and an atomic mass of 14. how many neutrons does an atom of nitrogen contain? a. 14 b. 7 c. 0

How does deforestation affect the water cycle? a. it increases the amount of runoff b. it increases the amount of percolation c. it increases the amount of transpiration d. it increases the amount of precipitationa it increases the amount of runoff

The response is the basis for vaccination. primary secondary tertiary none of the above

What best explains the inability for life to exist in earth early atmosphere