ZME Science on MSN5h
Astronomers Just Found Oxygen in a Galaxy Born Only 300 Million Years After the Big BangAstronomers have spotted a surprising signature of oxygen in a faint galaxy that dates back to the universe’s infancy—when it ...
Symbol equations are a quick way of representing ... So iron, Fe, reacts with oxygen in the air, O2, to make iron oxide: Fe2O3. Let’s try it with another reaction. When solid magnesium reacts ...
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