9.525 g of copper displaces 32.4 g of silver from a
solution of silver nitrate. Find the equivalent mass
of copper. (Equivalent mass of silver is 108.)
Answers
Answered by
0
Answer:
Correct option is
B
32
As 2.8g of iron displaces 3.2g of Cu from a solution of copper sulphate. Then the equivalent mass of copper can be determined as follows:
W = mass, E = equivalent mass.
E
Cu
W
Cu
=
E
Fe
W
Fe
=
E
Cu
3.2
=
28
2.8
E
Cu
3.2
=
28
2.8
=0.1
So,
E
Cu
3.2
=0.1
E
Cu
=
0.1
3.2
=32
So, equivalent weight of Cu is 32. Option B.
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