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What’s the first thing you should always do before starting a lab
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Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.
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What shape would a molecule with two bound groups and two lone pairs have?
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What’s the first thing you should always do before starting a lab...
Social Studies, 07.01.2020 05:31