How did moseley establish a more accurate periodic table?
by arranging the elements according to atomic mass instead of atomic number
by arranging the elements according to atomic number instead of atomic mass
by arranging the elements into horizontal periods
by arranging the elements into vertical groups

Which of these properties, used alone, would be least useful in identifying most minerals? a. color b. luster c. streak d. density

Ihat will happen if i added baking soda to vinegar

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of tthe table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 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.