En un tratamiento a base de calor, una parte de obre caliente se enfria con agua, por lo cual pasa de 400 a 30°C. Cual era la masa de dicha parte si perdio 80Kcal de calor?

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.