[2] in which substance are molecules rigidly arranged?
1. water in a freezer at -2degree c 2. water in cup at 22degree c 3. water in a pot at 100degree c 4.water in a steam engine at 110degree c

What is the polyatamic ion of borate

#7 how does the structure of amino acids allow them to form a polypeptide? each amino acid has an amino group and a carboxyl group. each amino acid has a hydrogen atom and a carboxyl group. each amino acid has a carboxyl group and an r group. each amino acid has an r group and a hydrogen atom.

If 2 molecules of one reactant combine with 3 molecules of another to produce 5 molecules of a product, then what is the representation of the reaction?