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what’s matter?
anything that takes up space and has mass
chem is the study of what
matter
what is a solution also called?
homogeneous
what does homogeneous mean
same
is homogeneous evenly distributed?
yes
what is heterogeneous mean
different
are heterogeneous particles evenly distributed?
no
what’s an example of heterogeneous?
salad
is heterogeneous a mixture
yes
an example of homogeneous
rubbing alcohol
is an element a pure substance?
yes
can an element be separated?
no
is a compound a pure substance?
yes
is a compound made up of 2 or 3 more elements?
2 or more
is a compound chemically or physically bonded
chemically
can a compound be chemically or physically separated?
chemically
what is an example of a compound?
NaCl
is a mixture a variable combination or fixed combination?
variable
can a mixture be physically separated?
yes