15. classify each statement as an observation, a law, or a theory. when a metal is burned in a closed container, the sum of the masses of the container and its contents does not change. matter is made of atoms. matter is conserved in chemical reactions. when wood is burned in a closed container, its mass does not change.
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Chemistry, 22.06.2019 11:00
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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Chemistry, 22.06.2019 17:40
Areaction in which products can react to re-form reactants is
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15. classify each statement as an observation, a law, or a theory. when a metal is burned in a close...
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