Chemistry > EXAM > Chemistry Exam: 1st Semester (Chapters 1-3) Flashcards Questions and Answers 2023 (All)
Chemistry Exam: 1st Semester (Chapters 1-3) Flashcards Questions and Answers 2023
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chemistry - -study of composition, structure, and properties of matter, the processes of matter, the process that matter undergoes, and the energy that accompanies these processes -mass - -measure ... of amount of matter -matter - -anything that has mass and takes up space -atom - -smallest unit of an element that maintains the chemical identity of that element -element - -pure substance that cannot be broken down into simpler, stable substances and is made of one type of atom -extensive properties ex) volume, amount of energy, mass - -depend on amount of matter present -intensive properties ex) melting point, boiling point, density, conductivity - -do not depend on amount of matter present -chemical reaction - -change that alters chemical properties -physical reaction - -change that does not change properties -mixture - -blend or two or more kinds of substance that can be separated -pure substance - -fixed composition -homogeneous - -uniform in composition [Show More]
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