maddycat5126 maddycat5126 08-01-2024 Business contestada consider the following unbalanced reaction: p 4 (+ ) + f 2 (+ ) → pf 3 (+ ) what mass off 2 is needed to produce 120. gof pf3 if the reaction has a 78.1 % yield?a) 49.8 gb) 61.2 gc) 77.3 gd) 92.5 g