Six different aqueous solutions (with solvent molecules omitted for clarity) are represented in the beakers below, and their total volumes are noted. (a) Which solution has the highest molarity? Correct: Your answer is correct. (b) Which solutions have the same molarity as solution A? (Select all that apply.)

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.

It would be true sodium reacts with water in a violent way 

Answerbonded to an amino group(nh2);