Points for !

which of the following are compounds? select all that apply. *

co₂
mgso₄
o₂
al
alcl₃

Why does a plastic bottle that is sealed at a high altitude change it’s shape when taken to lower altitude

Which of the following has expanded our knowledge of the universe beyond our solar system the most? a. manned space travel b. the hubble space telescope c. the pioneer and voyager missions d. the international space station

Ground state electron configuration for element v