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oxygen atoms linked to other oxygen molecules O3
a molecule that is so big that we can see it, e.g. a diamond, a salt crystal and a piece of...
a group of organic compounds where an oxygen atom has replaced two hydrogen atoms on an end...
a group of elements that are poor conductors of heat and electricity.
Ernest Rutherford carried out the famous experiment that led to the hypothesis of the nuclear...
the temperature at which a substance changes phase from a liquid to a gas at a specific or fixed...