A compound contains 76.6% C, 6.38% H and 17.0% 0. Which of the following is the correct empirical formula for the
compound?

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.

Adialysis unit requires 78.5 l of water.the estimated digit is 5.