La especie iónica X4- tiene el mismo número de electrones que el ion Y3+. Este último posee 188 nucleones fundamentales y 59 neutrones. ¿Cuál es la carga
nuclear del anión?

What does x represent in the formula for the compound xcl4?

Schrodinger and heisenberg developed an alternate theory about atomic nature that contradicted some of bohr's model of the atom. how do changes resulting from new technology and evidence affect the reputation of the atomic theory?

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture