You place 0.300 mol of pure SO3 in an 0.5-L flask at 1150 K. At equilibrium, 0.108 mol of O2 has been formed. Calculate K for this reaction at 1150 K.

Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)