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chapter 15

vocab 15

QuestionAnswer
element or compound that cannot be broken down into simpler components and maintain the properties of the original substance substance
substance with atoms that are all alike element
substance formed from two or more elements in which the exact combination and proportion of elements is always the same compound
mixture such as mixed nuts or a dry soup mix,in which different materials are unevenly distributed and area easily identified. heterogeneous mixture
solid liquid,or gas that contains two or more substances blended evenly throughout. homogeneous mixture
homogenous mixture that remains constanly and uniformly mixed and has particles that are so small they cannot be seen with a microscope solution
heterogeneous mixture whose particles never settle colloid
scattering of a light beam as it passes through a colloid. Tyndall effect
heterogeneous mixture containing a liquid in which visible particles settle. suspension
any characteristics of a material,such as size or shape,that you can ob serve or attempt to observe with out changing the identity of the material. physical property
any change in size,shape or state of matter in which the identity of the substance remains the same. physical change
process than can separate two substances in a mixture by evaporating a liquid and recondensing its vapor.. distillation
any characteristic of a substnce such as flammability,tht indicates whether it can undergo a certain chemical change chemical property
change of one substance into a new substance. chemical change
states that the mass of all substances present before a chemical change equals the mass of all the substances remaining after the change. law of conservation of mass
Created by: oscargonzalez
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