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lifetime
of
ions
lifetime
Noun
—
A
lifetime
is
the
duration
of
the
life
of
someone
or
something
.
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of
Preposition
—
Made
using
.
It
is
a
house
of
cards
.
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ion
Noun
—
An
ion
is
a
charged
atom
.
Ions
are
of
two
types
-
cations
and
anions
.
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