One way to test the salinity of a water sample is to add a few drops of silver nitrate solution with a known concentration. As the solutions of
sodium chloride and silver nitrate mix, a precipitate of silver chloride
forms, and sodium nitrate is left in the solution. Translate these
sentences into a balanced chemical equation with proper labels.

You would be correct, boiling water does disinfect contamination.    the property of disinfecting means to kill  germs, bacteria and other pathogens or contamination  that might cause an infection or cause a person to become sickly. a couple methods of disinfecting are using soap, other cleaning supplies or by simply "boiling" the contaminate.  the reason why boiling water disinfects certain attributes is because some cells cannot survive the heat and pressure.

H+ + cn– + li+ + oh– mc001-4.jpg li+ + cn– + h2o

Seems cool i guess ttyl