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Chemistry
The total number of moles of neutrons present in 108 mL H 2 O (l) are
Q. The total number of moles of neutrons present in
108
m
L
H
2
O
(
l
)
are
2025
254
NTA Abhyas
NTA Abhyas 2020
Some Basic Concepts of Chemistry
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Answer:
48
Solution:
∴
density of
H
2
O
(
1
)
=
1
g
/
m
L
1
m
L
contains
=
1
g
H
2
O
108
m
L
contains
=
108
g
H
2
O
Number of moles of
H
2
O
(
l
)
=
18
108
=
6
H
has no neutron, Number of neutrons in
O
=
16
−
8
=
8
Number of moles of neutrons in 1 mole of
H
2
O
=
0
+
8
=
8
Number of moles of neutrons in 6 mole of
H
2
O
=
6
×
8
=
48