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21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya
a
Dip copper metal in a solution of zinc sulphate and wait for an hour
b
Dip zinc metal in a solution of copper sulphate and wait for an hour
c
Pour dilute sulphuric acid on both the metals
d
Heat zinc and copper metals together
answer is A, B, D.
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