¿Cuantos gramos de azufre se necesitan para reaccionar completamente con 164 g de mercurio para formar HgS?

An electrons position cannot be known precisely only it's probability of being in a certain location can be known

Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.

Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.