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calculating the volume of a substance when the volume of another substance is given.
(also called allotropism) the property of some chemical elements to exist in two or more...
a temporary unstable high energy composition of atoms representing a transition step between the...
a hydrocarbon with single bonds between carbon atoms and one hydrogen replaced by a hydroxyl...
the process of separating bonded atoms from each other. The stronger the bond the more stable...
Niels Bohr put forward the theory that electrons move in certain orbits about the nucleus.