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Which of the following is not a compound? Sulfur, sodium chloride, ammonia, carbon dioxide
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As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter
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From the options provided for each element below, choose the properties that it may have based on its location in the periodic table fluorine (f): highly reactive nonmetal shiny a conductor
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Which of the following is not a compound? Sulfur, sodium chloride, ammonia, carbon dioxide...
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