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GCSE Chemistry P.1
Quantitative Chemistry
Solutions
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Cards (6)
what is
concentration
?
the amount of substance in a certain volume of a solution
what is a solute?
a substance that has been
dissolved
how do you calculate the concentration of a solution?
c
o
n
c
e
n
t
r
a
t
i
o
n
i
n
g
/
d
m
3
=
concentration\ in\ g/dm^3\ =
co
n
ce
n
t
r
a
t
i
o
n
in
g
/
d
m
3
=
m
a
s
s
o
f
s
o
l
u
t
e
(
i
n
g
r
a
m
s
)
v
o
l
u
m
e
o
f
s
o
l
v
e
n
t
(
i
n
d
m
3
)
\ \frac{mass\ of\ solute\ \left(in\ grams\right)}{volume\ of\ solvent\ \left(in\ dm^3\right)}
v
o
l
u
m
e
o
f
so
l
v
e
n
t
(
in
d
m
3
)
ma
ss
o
f
so
l
u
t
e
(
in
g
r
am
s
)
how do you work out the concentration in mol/dm^3
c
o
n
c
e
n
t
r
a
t
i
o
n
i
n
m
o
l
/
d
m
3
=
concentration\ in\ mol/dm^3=
co
n
ce
n
t
r
a
t
i
o
n
in
m
o
l
/
d
m
3
=
n
u
m
b
e
r
o
f
m
o
l
e
s
o
f
s
o
l
u
t
e
(
i
n
m
o
l
)
v
o
l
u
m
e
o
f
s
o
l
v
e
n
t
(
i
n
d
m
)
\ \frac{number\ of\ moles\ of\ solute\ \left(in\ mol\right)}{volume\ of\ solvent\ \left(in\ dm\right)}
v
o
l
u
m
e
o
f
so
l
v
e
n
t
(
in
d
m
)
n
u
mb
er
o
f
m
o
l
es
o
f
so
l
u
t
e
(
in
m
o
l
)
how do you convert from dm^3 to cm^3
multiply
by
1000
how do convert from cm^3 to dm^3
divide
by
1000
