a chemical is studying the properties of three different gases at standard temperature and pressure (STP). Which statement about these three gases is true?

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.

34565423452345123452345234512451234123412341234234123412341234123412341234123412341234123412342341234123123412341234123412341234123412341234134`2341234678123412341234123412341234123412341241234123412341241241241241234123412341234134123412412341234123412341234123412341234123412341234213412341234123412341234123412341234123412341234123412341234123432141242341234123412341234

In the question "in a solution of brine  (salt water), what is the  salt? " the correct answer is a solute. a solute is a component of a  solution  dissolved in the solvent.

Answersplit hydrogen atoms hydrogen ions (h+) and electrons