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a material that has intermediate electrical conductivity that can be changed and controlled. It does not conduct heat and electricity as well as metals do.
the force of attraction between neutral molecules or the atoms of a monatomic gas weak forces...
a measure of the number of bonds formed by an atom of a given element.
having fixed amounts of energy.
calculating the mass of a substance, given the mass of a reactant or product.
spherical orbital that may contain a maximum of 2 electrons. Found in every energy level