For each of the given situations, indicate whether s or o2 is the limiting reactant.
a) 3 mol sulfur, 4 mol oxygen
b) 3 mol sulfur, 5 mol oxygen
c) 3 mol sulfur, 3 mol oxygen

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why is arctic sea ice important? arctic sea ice keeps the polar regions cool and moderate global climate. sea ice has a bright surface; 80 percent of the sunlight that strikes it is reflected back into space. as sea ice melts in the summer, it exposes the dark ocean surface.