Chemistry Week 1 test
Terms in this set (13)
anything that occupies space and has mass
The capacity to do work or produce heat
Properties that depend on the amount of matter present.
a property that depends on the type of matter in a sample, not the amount of matter
chemical properties and changes
Chemical properties describe how a substance reacts with other substances to produce different substances. Can only be observed by changing identity of substance (rusting, burning, tarnishing)
physical properties and changes
Physical Changes imply that no new substances are being formed (melting, boiling, dissolving, etc.), Physical properties are properties that you can see, feel.
A class of matter made up by elements and compounds.
A physical combination of substances that can still be separated
consisting of elements of a similar or related nature; uniform in structure or composition
consisting of many different elements or types; varied
type of homogeneous mixture in which all components are evenly distributed
substances that cannot be broken down chemically into simpler kinds of matter, a pure substance that is made up of only one kind of atom
substances formed by the joining of elements through chemical bonding. every molecule of a compound is the same.