2H2 + O2 → 2H2O 5.0 L of oxygen gas are mixed with excess hydrogen gas to form water. What is the theoretical yield, in grams, of water that can be produced?

g H2O

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.

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