DIRECTIONS: Solve each problem using dimensional analysis. Every number must have the correct unit. Work must be shown. You may use the conversion factors given above as well as your metric prefix reference
sheet. Remember to use sig figs for every answer!
1.) How many miles will a person run during a 42.195 kilometer race?

They are all solids.

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.