posted by Layla .
Which of the following statements best describes what is happening in a water softening unit?
The hard ions are all trapped in the softener, which filets out all the ions.
The ions in the water softener are softened by chemically bonding with sodium.
The sodium is removed from the water, making the water interact less with the soap molecules.
The hard ions in water are exchanged for ions that do not interact as strongly with soaps.
none of the above
The ions in the water softener are softened by chemically bonding with sodium