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Network covalent substances have the highest melting points of all substances.
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Q21: In the Bohr model of the hydrogen
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Q42: Identify the type of solid shown in
Q46: Consider the reaction between sodium metal
Q51: If Na<sub>2</sub>HPO<sub>4</sub> is added to water, what
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Q59: The maximum number of electrons in the
Q76: Phosphine, PH<sub>3</sub>, a reactive and poisonous
Q85: Which of the following processes is exothermic?<br>A)boiling