1.Calculați volumul soluție de permanganat de potasiu necesar oxidării totale a 4,6 g etanol
2.Volumul de hidrogen (c. n) ,,exprimat în litri degajat în reacția totală a 6 grame acid acetic cu zincul
3.Numărul de atomi de C al alcoolului monohidroxilic saturat cu 18,1818 %O este
Notați doar cifra

Ibelieve it's celsius. hope this .

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.

The answer this would be radiative zone

The answer is