What is the inferred pressure, in million of atmospheres, in earth's interior at a depth of 2900 kilometers?

Which is a character of nuclear fusion but not nuclear fission

What happens when the temperature of a solution increases?

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.