Chemistry, 22.01.2021 01:00 jessieeverett432
What happens when sodium undergoes a chemical reaction with chlorine? A The two substances form a heterogeneous mixture B. The two substances form a homogenous mixture C A new compound is formed – salt D The two substances undergo various physical changes
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Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?
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Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange
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Chemistry, 22.06.2019 11:00
An object becomes electrically charged when: electrons are created in it electrons from it are destroyed electrons are transferred to it protons from it are destroyed protons are created in it
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What happens when sodium undergoes a chemical reaction with chlorine? A The two substances form a he...
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