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What is Chemistry?
The Scientific Method
Properties of Matter
Classifications of Matter
Changes in Matter
100
The study of the composition of matter and the change that matter undergoes?
What is chemistry.
100
An explanation that has been repeatedly tested and confirmed by multiple researchers and has gained wide acceptance.
What is a theory.
100
A change to a sample of matter in which some properties of the material change, but the identity of the matter does not.
What is a physical change.
100
The simplest form of matter that has a unique set of properties.
What is an element.
100
A substance that is present at the end of a chemical reaction.
What is a product.
200
Substances and objects that can be seen, touched, and measured directly.
What is macroscopic.
200
A testable conjuncture that proposes an answer to a question.
What is a hypothesis.
200
The gaseous state of a substance that is a solid or liquid at room temperature.
What is vapor.
200
A change that produces matter with a different composition.
What is a chemical change.
200
A substance that is present at the start of a chemical reaction.
What is a reactant.
300
The study of chemical processes that occur in living things.
What is biochemistry.
300
A group that experiences the same conditions as the experimental groups with the exception of the variable that is being tested.
What is the control group.
300
A characteristic of a substance that can be observed or measured without changing the identity of the substance.
What is a physical property.
300
An expression that shows the elements in a compound and the relative proportions of those elements.
What is a chemical formula.
300
The ability of a substance to undergo a specific chemical change.
What is a chemical property.
400
Chemistry that is directed toward a specific practical goal or application.
What is applied chemistry.
400
The variable in an experiment that is changed during the experiment.
What is the independent variable.
400
A property that depends on the amount of matter in a sample.
What is an extensive property.
400
A mixture in which the composition is uniform throughout the mixture.
What is a homogeneous mixture.
400
A process that occurs when one or more substances are changed into one or more new substances.
What is a chemical reaction.
500
The study of the composition of matter, with a focus on separating, identifying, and quantifying chemical samples.
What is analytical chemistry.
500
The variable in an experiment that is observed during the experiment.
What is the dependent variable.
500
A property of matter that depends only on the type of matter in a sample and not on the amount.
What is an intensive property.
500
A mixture which the composition is not uniform throughout the mixture.
What is a heterogeneous mixture.
500
Solid product that forms from a reaction and settles out of a liquid mixture.
What is precipitate.