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Byju's Answer
Standard X
Chemistry
Relative Molecular Mass
The approxima...
Question
The approximate mass of tritium oxide molecule is
A
18 amu
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B
20 amu
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C
22 amu
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D
24 amu
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Solution
The correct option is
B
22 amu
The approximate mass of tritium oxide molecule is 22amu.
Mass of
H
3
2
O
=
w
O
+
w
H
=
16
+
2
×
3
=
22
a
m
u
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0
Similar questions
Q.
The mass of one amu is approximately:
Q.
A tritium gas target is bombarded with a beam of monoenergetic protons of kinetic energy
K
1
=
3
M
e
V
. The KE of the neutron emitted at
30
o
to the incident beam is
K
2
? Find the value of
K
1
K
2
=
x
2
(approximately in whole number). Find
x
.
Atomic masses are
H
1
=
1.007276
a
m
u
,
n
1
=
1.008665
a
m
u
,
1
H
3
=
3.016050
a
m
u
,
2
H
e
3
=
3.016030
a
m
u
.
Q.
One atomic mass unit (amu) is approximately equal to ________.
Q.
Find the number of aluminium ions present in
0.051
g
of aluminium oxide
(
A
l
2
O
3
)
.
(Atomic mass :
A
l
= 27 amu ;
O
= 16 amu)
Q.
If the mass of one molecule of water is 18 amu. What is the mass of one mole of water molecules?
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