Ammonium perchlorate is the solid rocket fuel that was used by the U.S. Space Shuttle and is used in the Space Launch System (SLS) of the Artemis rocket. It reacts with itself to produce nitrogen gas , chlorine gas , oxygen gas , water , and a great deal of energy. What mass of nitrogen gas is produced by the reaction of 6.71 grams of ammonium perchlorate? Be sure your answer has the correct number of significant digits.