CHEM 101-Straighterline Exam 1 with complete quizzes[answered]202324
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Course
CHEM 101
Institution
CHEM 101
A substance in which the atoms or molecules are free to move relative to one another. It always assumes the shape and volume of its container. - gas
A substance in which the atoms or molecules pack closer than a gas, but are still able to freely move relative to one another. It exhibits a fixed v...
CHEM 101-Straighterline Exam 1 with complete quizzes[answered]2023\24
A substance in which the atoms or molecules are free to move relative
to one another. It always assumes the shape and volume of its container. - gas
A substance in which the atoms or molecules pack closer than a gas, but are still able to freely move relative to one another. It exhibits a fixed volume, but not a fixed shape. - liquid
A substance in which the atoms or molecules are fixed at a specific position. It exhibits a fixed volume and rigid shape. - solid
A solid that has atoms and molecules in a repeatable pattern. - crystalline solid
A solid whose atoms or molecules are not arranged in a specific pattern. - amorphous solid
A substance does not vary its composition within the substance nor between samples of the same substance. - pure substance
A physical combination of substances in which each substance keeps its own physical and chemical properties. - mixture
A physical combination of substances of non-uniform composition. - heterogeneous mixture
A physical combination of substances of uniform composition. - homogeneous mixture
A pure substance that cannot be broken into component parts. Examples include helium, nitrogen, and oxygen. - element
A pure substance made up of two or more elements. - compound
A quantitative observation. - measurement
Any division of a quantity that may be used in a measurement. - unit
The SI unit for length. - meter
The SI unit for time. - second
The SI unit for mass. - kilogram
The standard unit of measurement used to count atoms. - mole
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