Edit View History Bookmarks People Window Help Mastering Chemistry: pre-lecture

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Edit View History Bookmarks People Window Help Mastering Chemistry: pre-lecture ch1 cure https://session. mastering chemistry.com/myct/itemView?assignmentProblemID 760 EM 111 General Chemistry I Spring 2017 ecture ch1 Chapter 1 Multiple Choice Question 12 hapter 1 Multiple Choice Question 12 art A Molecules can be described as O mixtures of two or more elements that has a specific ratio between components. heterogeneous mixtures. mixtures of two or more pure substances. two or more atoms chemically joined together. homogeneous mixtures. Submit My Answers Give Up 20

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question 11: molecules can be described as two or more atoms chemically joined together (two or more atoms are chemically bonded to form a molecule.)

question 19: A compound that can't be chemically broken down into simpler substances is called an element. (Element is the simpler substance that cannot be broken down into pieces.)

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