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a solid network of atoms making up a large crystal with covalent bonds between the atoms.
the part of the atmosphere that extends to a height of 10 km above the surface of the Earth.
a bond between two or more non-metals that share electrons.
compounds that have different structural formulae but the same molecular formula.
there are not enough electrons to contribute to an ordinary covalent bond.
separate a solute, such as salt, from a solution, such as water.