PLS HELP: Determine the percent yield for the reaction between 12.3 grams of magnesium and 5.2 L of nitrogen gas when 13.1 grams of magnesium nitride are recovered at standard temperature and pressure. 3 Mg + N2 ® Mg3N2

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

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.

How can one make a supersaturated solution? (apex)