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CHEM 1311 Exam Detailed Questions And Expert Answers
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CHEM 1311 Exam Detailed Questions And Expert Answers
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CHEM 1311 Exam Detailed Questions And ExpertAnswers
Chemical property - ANS the way substances may change/react to become another
substance
physical property - ANS can be observed without any change to identification
and/or composition
matter - ANS anything that has mass and occupies space
reactivity, stability, flammability, toxicity, fermentation - ANS examples of chemical
properties
malleability, ductility, conductivity, viscosity, boiling/melting point - ANS examples
of physical properties
extensive physical property (ex. mass, length, volume) - ANS physical property that
depends on the amount of matter and examples
intensive physical property (ex. color, density, boiling point) - ANS physical
property that does not depend on the amount of matter
, element - ANS substance composed of only one kind of atom and cannot be
broken down by ordinary chemical means
pure substance - ANS elements and compounds are a type of...
compound - ANS 2+ element chemically combines
pure substance - ANS matter having a uniform and definite composition
mixture
(ex. soil, solutions) - ANS combination of 2+ elements that are not chemically
combined and examples
homogenous mixture - ANS a mixture in which any given portion is identical in
composition to any other portion
solutions - ANS homogenous mixtures are also called
heterogenous mixture - ANS not uniform in composition, composition readily
distinguished
physical change - ANS affects only physical properties,only physical appearance is
changed, identity is not changed
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