Chem II unit 1 vocab
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| matter | the material of the universe
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| atoms | smallest particle of matter that cant be divided
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| compounds | a substance with constant composition that can be broken down into elements by chemical processes
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| molecule | a bonded collection of two or more atoms of the same or different elements
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| elements | a substance that cannout be decomposed into simpler substances by physical or chemical means
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| solid | tightly compacted state of matter
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| liquid | loosely joined state of matter
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| gas | state of matter having no shape or set volume
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| physical properties | a property that can be observed without performing a chemical transformation of that substance
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| chemical properties | how a substance is put together on the chemical level
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| physical change | changing a substance without changing its chemical makeup
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| chemical change | a process that involves the formation or breaking of chemical bonds
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| mixture | a physical combination of different substances
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| alloy | a substance that contains a mixture of elements and has metallic properties
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| pure substance | a substance with constant composition
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| homogeneous mixture | a mixture in which the components are uniformily distributed
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| solution | a homogeneous mixture
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| heterogeneous mixture | a mixture that is not uniform in composition
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| distillation | separating a liquid mixture using vaporization
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| filtration | separating a solid/liquid mixture
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| sorting | putting things into groups
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
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