Tardigrade
Tardigrade - CET NEET JEE Exam App
Exams
Login
Signup
Tardigrade
Question
Chemistry
Which of the following samples contains the largest number of atoms?
Q. Which of the following samples contains the largest number of atoms?
1999
205
Some Basic Concepts of Chemistry
Report Error
A
1
g
of
C
O
2
7%
B
1
g
of
C
8
H
8
27%
C
1
g
of
C
2
H
6
(
g
)
34%
D
1
g
of
L
i
F
(
s
)
32%
Solution:
(c) Molar mass of
C
O
2
=
44
g
m
o
l
−
1
44
g
C
O
2
=
3
×
6.02
×
1
0
23
atoms
∴
1
g
of
C
O
2
=
0.41
×
1
0
23
atoms
(b) Molecular mass of
C
8
H
8
=
104
g
m
o
l
−
1
1
g
of
C
8
H
8
=
104
16
×
6.02
×
1
0
23
atoms
=
0.93
×
1
0
23
atoms
(c) molar mass of
C
2
H
6
=
30
g
m
o
l
−
1
1
g
of
C
2
H
6
=
30
8
×
6.02
×
1
0
23
atoms
=
1.63
×
1
0
23
atoms
(d) molar mass of
L
i
F
=
7
+
19
=
26
1
g
of
L
i
F
=
26
2
×
6.02
×
1
0
23
atoms
=
0.46
×
1
0
23
atoms