I think is rain don’t know but good luck and have a nice day
Facilitated diffusion is the diffusion of solutes through transport proteins in the plasma membrane. Facilitated diffusion is a type of passive transport. Even though facilitated diffusion involves transport proteins, it is still passive transport because the solute is moving down the concentration gradient.
When h forms a bond with h2o to form hydronium ion, h3o , this bond is called a coordinate covalent bond.