For the love of god , worth 20 points and ill give 5 stars with
question 1(multiple choice worth 3 points)
(03.06 mc)
which substance is a homogeneous mixture?
cereal
silver
nickel
shampoo
question 2(multiple choice worth 4 points)
(03.06 mc)
a centrifuge was used to separate a sample into its components. what conclusion about the sample can be formed based on the technique used?
it was a pure substance.
it was a compound.
it was a heterogeneous mixture.
it was a homogeneous mixture
question 3 (true/false worth 2 points)
(03.06 lc)
pure substances are made up of single elements or compounds.
true
false
question 4(multiple choice worth 4 points)
(03.06 mc)
how is an emulsion different from a solution?
the components are mixed unevenly instead of evenly within the emulsion.
insoluble instead of soluble particles are suspended within the emulsion.
two liquids that normally are not mixable are mixed in the emulsion.
the components of an emulsion are single elements or compounds instead of a mixture of compounds.
match the mixture with its description.
homogeneous
colloid
emulsions
solution
b) microscopically insoluble particles that are suspended throughout another substance
a) two or more liquids that are normally not mixable
c) a solute that is distributed evenly within the solvent
d) a mixture that has its different components mixed evenly within the substance
solution
match all
which of the following techniques can be used to separate a homogeneous mixture into its component parts?
apply pressure
sort by color
sort by size
use magnetism