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Ch- 8 VOCAB

describes the terms needed to know for the chapter 8 phys science test

QuestionAnswer
property traits that make it distinguishable from other kinds of matter
physical property anything we can observe without changing the identity of the substance
electrical conductivity the ability to carry electrical current
thermal conductivity the ability to transfer heat
magnetism the ability to attract or repulse othe rmatter
chemical property describes the way a substance may change, react to form other substances.
flammability the ability to burn
toxicity how posionous something is
reactivitiy the response of one substance to another
rusting iron reacting with oxygen
physical change form of matter is changed but the substance is not
chemical change one substance is changed to become another
mixture two or more substance combine physically
dissolved when a solid is mixed into a liquid and disappears
solution mixture of one kind matter and is dissolved into another
homogenous one that is same throughout and
heterogenous is not the same throughout
compound when atoms of two or more elements combine chemically
molecule two or more atoms held together by chemical bonds
reactants materials that are going to react in a chemical reaction
product a result from a chemical reaction
law of conservation of mass states that in a chemical reaction, there is no loss of mass nor gain
rate of reaction how quickly a chemical reaction happens
pH potential of hydrogen and describes th acidity or basicity of a solution
Created by: kad1998
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