un estudiante preparo un modelo tierra /luna en que las dos esferas estaban separadas por 100m. ¿cuales eran los diametros de las esferas?​

This drawing shows a human body system. what is the primary function of this body system?

What is conserved in the reaction shown below? h2(g) + cl2 (g) --> 2hcl(g)a. mass onlyb. mass and moles onlyc. mass, moles, and molecules onlyd. mass, moles, molecules, and volume

How are the terms group and period used on the periodic table