11. The chemical formula for the compound formed when the elements of Be and N react is

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

What are levels of ecology and how can we remember them

Viral infections can be contracted only from direct contact with someone infected true or false