Two isotopes of the same element will have the same number of but a different number of (2 points)
question 1 options:

1) neutrons, protons.
2) protons, electrons.
3) protons, neutrons.
4) neutrons, electrons.

How many moles of gas are present if p=11 atm, v=12l, t=185k?

In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?

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.