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Byju's Answer
Standard IX
Chemistry
Mole Concept & Avogadro Number
What mass C12...
Question
What mass C
12
will contain the same number of atoms as in 3.6g if O
16
?
Open in App
Solution
F
i
r
s
t
c
a
l
c
u
l
a
t
e
t
h
e
n
u
m
b
e
r
o
f
a
t
o
m
s
i
n
3
.
6
g
o
f
o
x
y
g
e
n
.
N
o
o
f
m
o
l
e
s
=
G
i
v
e
n
m
a
s
s
i
n
g
M
o
l
a
r
m
a
s
s
=
3
.
6
16
=
0
.
225
m
o
l
N
o
o
f
a
t
o
m
s
=
M
o
l
e
×
a
v
o
g
a
d
r
o
n
u
m
b
e
r
=
0
.
225
×
6
.
022
×
10
23
a
t
o
m
s
G
i
v
e
n
t
h
a
t
,
n
o
o
f
a
t
o
m
s
o
f
o
x
y
g
e
n
a
n
d
c
a
r
b
o
n
a
r
e
e
q
u
a
l
.
C
a
r
b
o
n
a
t
o
m
=
0
.
225
×
6
.
022
×
10
23
N
o
o
f
a
t
o
m
s
=
M
o
l
e
×
a
v
o
g
a
d
r
o
n
u
m
b
e
r
M
o
l
e
=
N
o
o
f
a
t
o
m
s
a
v
o
g
a
d
r
o
n
u
m
b
e
r
=
0
.
225
×
6
.
022
×
10
23
6
.
022
×
10
23
=
0
.
225
m
o
l
N
o
o
f
m
o
l
e
s
=
G
i
v
e
n
m
a
s
s
i
n
g
M
o
l
a
r
m
a
s
s
M
a
s
s
i
n
g
=
N
o
o
f
m
o
l
e
s
×
M
o
l
a
r
m
a
s
s
=
0
.
225
×
12
=
2
.
7
g
T
h
u
s
t
h
e
c
a
r
b
o
n
m
a
s
s
=
2
.
7
g
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