Chemistry Vocab Ch.1
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| study of the composition, structure, and properties of matter and the changes it undergoes. | chemistry
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| any substance that has a definite composition | chemical
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| measure of the amount of matter | mass
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| anything that has mass and takes up space | matter
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| pure substance made of only one kind on atom | element
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| substance that is made from the atoms of two or more elements a that are chemically bonded | compound
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| properties that do not depend on the amount of matter present | intensive
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| properties that depend on the amount of matter that is present | extensive
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| characteristic that can be measured without changing the identity of the substance | physical property
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| relates to a substance's ability to undergo changes that transform it into different substances | chemical property
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| change in a substance that does not involve a change in the identity of a substance | physical change
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| matter in this state has definite volume and definite shape | solid
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| matter has a definite volume but indefinite shape | liquid
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| has neither definite volume nor definite shape | gas
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| high temperature physical state of matter in which atoms loose their electrons | plasma
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| the substance that reacts in a chemical change | reactant
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| substance formed by a chemical change | product
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| has a fixed composition and differs from a mixture in that every sample has the same characteristic properties and composition | pure substance
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| blend of two or more kinds of matter, each of which retains its own identity and properties | mixture
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| uniform in composition | homozygous
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| not uniform throughout | heterozygous
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| vertical columns of the periodic table | group or family
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| horizontal rows of elements in the periodic table | period
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| element that is a good conductor of heat and electricity | metal
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| element that is a poor conductor of heat and electricity | nonmetal
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| element that has some characteristics of metals and some of nonmetals | metalloid
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| chemical change | a change in which one or more substances combine or break apart to form new substances
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| study of the properties and changes of matter and their relation to energy | physics
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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.
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.
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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