una pistola que dispara una bengala le imprime una velocidad inicial de 125 m/s y un angulo de 60 grados sobre la horizontal .ignora la resistencia del aire .si se dispara la bengala .obten su altura máxima y la distancia del punto de disparo al punto caido

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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.

Ineed with this also i hope you understand it