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Sci quiz pure substances and mixtures
Terms in this set (12)
It is something that cannot be separated, contains only one type of particle, has constant properties and chemical composition, and its properties do not depend on how it is prepared or purified
What is a pure substance?
It is something that can be mixed but not combined chemically, is a material made of more than one different substance that retains its own properties, and has more than 1 set of properties
What is a mixture?
Elements and compounds
What are the two types of pure substances?
Homogeneous and Heterogeneous
What are the two types of mixtures?
simplest form of matter. Cannot be broken down into simpler forms. They are part of the periodic table.
What is an element
made of two or more elements chemically bonded together (h20)
what is a compound
Made of at least 2 types of particles that are uniformly distributed throughout the mixture. appears as only 1 substance to the naked eye
What is homogeneous
Made of at least 2 types of particles that are not uniformly distributed throughout. At least 2 different substances are visible with the naked eye or though a microscope
What is heterogeneous
Part of the mixture that dissolves other substances
What does solvent mean
Part of the mixture that is dissolved
what is a solute
A substance whose particles have the ability to separate until they are uniformly distributed in another substance.
What is a Soluble substance
The process where two or more substances mix to form a solution
What is dissolution
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