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a liquid that floats on the surface of the more dense metal.
reversible reactions reach equilibrium, provided they occur in a closed container (closed system...
one reactant loses electrons and another gains electrons
a group of elements between the metals and the non-metals. They are semiconductors and have some...
the force of attraction between neutral molecules or the atoms of a monatomic gas weak forces...
a substance that can lose a proton in an acid-base reaction.