Nothing prepares you for the brutal reality check of chemistry competitions. You show up thinking "I got an A in chem class, how hard could it be?" Then BAM—you're facing questions about propane combustion heating entire oceans while surrounded by kids who've been solving thermodynamic equations since kindergarten.
That 22% on the individual exam hits different when the kid next to you casually mentions their fifth gold medal. The chemical equation for this experience? Enthusiasm + Reality → Crushed Dreams + Existential Crisis.