The element with the chemical symbol is a nonmetal.
al
k
na
h

Joan writes four numbers on the board in standard form, and then she writes their scientific notation

What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.

Select the correct lewis structure for fluorine which is group 7a element?