Chemistry, 29.03.2021 21:30 xxaurorabluexx
Which of the following best describes the reaction that occurs when hydrogen-iodide is cooled?
A It is a physical reaction because the number of atoms are the same. It is a physical reaction because the number of atoms are the same.
B It is a physical reaction because the number of molecules is the same. It is a physical reaction because the number of molecules is the same.
C It is a chemical reaction because the atoms are arranged in the same way. It is a chemical reaction because the atoms are arranged in the same way.
D It is a chemical reaction because the atoms are rearranged into new molecules.
Answers: 3
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Which of the following best describes the reaction that occurs when hydrogen-iodide is cooled?
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