Pure Substance or Mixture?
compound
element, compound, mixture: sulfuric acid (H2 S O4)
element
element or compound: H
element
element or compound: He
mixture
element, compound, mixture: Bronze
mixture
element, compound, mixture: garbage
element
element, compound, mixture: krypton (K)
mixture
element, compound, mixture: milk
homogenous
A uniform or well mixed pure substance or mixture is called __________.
periodic table
Elements are organized on what type of a table?
heterogeneous
Mixtures that are poorly mixed are called ________.
chemically
chemically or physically: A mixture is never ________ combined.
compound
element or compound: C6 H12 O6
compound
element or compound: CO2
mixture
pure substance or mixture: This has varying amounts of substances in them and no set composition.
pure substance
pure substance or mixture: This is made of one element or compound and has a definite chemical composition.
true
true or false: An element and a compound are considered pure substances.
true
true or false: Elements and Compounds are considered pure substances.
true
true or false: Homogenous mixtures are mistaken for pure substances because of the uniformity within the substance.
true
true or false: Pure substances are always homogenous.
false
true or false: Pure substances can be separated by chemical and physical means.