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Chemistry
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Created by
Kamile Balaskeviciute
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Cards (8)
Relative atomic mass
Weighted mean mass
of an
atom
of an
element
relative to
1/12th
of the
mass
of
Carbon-12
Relative molecular mass
Weighted mean mass
of a
molecule
of an
element
or a
compound
relative to the
mass
of an
atom
of
Carbon-12
Relative isotopic mass
Mass
of an
atom
of an
isotope
compared to
mass
of
1/12th
of
Carbon-12
Isotope
Atom
with same number of
protons
and
electrons
but different number of
neutrons.
Same
electronic
configuration but
different physical properties.
Ionic bond
Electrostatic
attraction between
oppositely
charged
ions in
all
directions (
non-directional
bonding)
Mole
Amount
of
substance
containing
6.02x10²³
atoms
Avogadro's constant
The number of
atoms
or
molecules
in
one mole
of substance equals to
6.02x10²³
Empirical formula
Simplest
whole
number
ratio of
elements
within a
compound
