General
Practice
Chemistry
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Placement
and Answers
Test College
Study Guide
Chemistry
2026General
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Practice
Chemistry
Questions
Placement
and Answers
Test College
Study Guide
Chemistry
2026 Prep.pdf
Practice Questions and Answers College Chemistry Prep.pdf
General Chemistry
Placement Test Study
Guide 2026 Practice
Questions and Answers
College Chemistry Prep
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General Chemistry Placement Test Study Guide 2026
General
Practice
Chemistry
Questions
Placement
and Answers
Test College
Study Guide
Chemistry
2026General
Prep.pdf
Practice
Chemistry
Questions
Placement
and Answers
Test College
Study Guide
Chemistry
2026 Prep.pdf
Practice Questions and Answers College Chemistry Prep.pdf
,General Chemistry placement test Study Guide.pdf General Chemistry placement test Study Guide.pdf General Chemistry placement test Study Guide.pdf
molecule two nonmetal atoms combined form a covalent compound called a
diatomic molecules H2,O2,F2
Matter Anything that has mass and takes up space
Element A substance that cannot be broken down into simpler substances
Compound A pure substance made of two or more elements CHEMICALLY combined.
Compound Can be decomposed by chemically
Mixture A PHYSICAL blend of two or more components
(aq) aqueous mixture, a substance is dissolved in water
homogeneous mixture A mixture that is so evenly mixed that you can't see all of the different parts. Ex.
Air, kool-aid
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heterogeneous mixture A mixture in which different materials can be seen easily.
Ex. soil, chocolate chip cookies
filtration process to separate a solid "precipitate" from a liquid
sublimation phase change from (s) --> (g)
empirical formula A formula showing the lowest whole number ratio of atoms in a compound.
Can't be reduced.
solid A state of matter that has a definite shape and a definite volume
liquid A form of matter that flows, has constant volume, and takes the shape of its
container
Bromine (Br) and Mercury (Hg) only two liquids on the periodic table
gas A state of matter with no definite shape or volume
gas will uniformly and completely fill a container
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