What characteristics determine how easily two substances change temperature? Check all that apply. 1. Volume of the two substances in contact
2. Amount of time the two substances are in contact
3. Area in contact between the two substances
4. Specific heat of the material that makes up the substances
5. Density of the two substances in contact.
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The answer is 3,5g co

The answers is bad germs in their

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.