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Byju's Answer
Standard VII
Mathematics
Equivalent Ratios
Gram equivale...
Question
Gram equivalent mass of
H
3
P
O
4
is:
A
98
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B
49
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C
32.66
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D
9.8
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Solution
The correct option is
C
32.66
Gram equivalent mass
=
m
o
l
.
w
t
v
a
l
e
n
c
y
f
a
c
t
o
r
=
98
3
=
32.66
ℊ
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0
Similar questions
Q.
H
3
P
O
4
forms
N
a
H
2
P
O
4
,
N
a
2
H
P
O
4
and
N
a
3
P
O
4
. Equivalent weight of acid at each stage of salt formation are
98
,
49
and
32.66
respectively.
If true enter 1, else enter 0.
Q.
The equivalent mass of phosphoric acid
(
H
3
P
O
4
)
is
49
. It behaves as .... acid
Q.
C
a
(
O
H
)
2
+
H
3
P
O
4
→
C
a
H
P
O
4
+
2
H
2
O
the equivalent
weight of
H
3
P
O
4
in the above reaction is
Q.
The equivalent weight of phosphoric acid
(
H
3
P
O
4
)
in the reaction :
N
a
O
H
+
H
3
P
O
4
→
N
a
H
2
P
O
4
+
H
2
O
(correct answer +1, wrong answer -0.25)
Q.
The equivalent mass of
H
3
P
O
4
in the reaction,
H
3
P
O
4
+
N
a
O
H
→
N
a
H
2
P
O
4
+
H
2
O
, is:
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