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Are there stars in other universes? What two forces make up a supernova? x,y > 0. Find minimum value of [x + y + 2/(x + y) + 1/(2xy)] .? Given f(x)=2x-11, find x given f(x)=27 Also need help with the same kind Given f(x)=x^2 + 54, find x given f(x)=114? 2 KClO3 → 2KCl + 3O2 How many moles of oxygen are formed if 141 g of KClO3 decompose?