How is the formation of metamorphic rocks different from that of igneous rocks even though both can take place underground?

Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?

What is the main reason why some developing countries fear the increase the free trade policies around the world?

Name the intersection of plane bpq and plane cpq.