The cell consists of zinc and copper rods dipped in H2SO4 and the cell reaction is Zn +
H2SO4--- ZnSO4 + H2
The Hydrogen gas liberated at
a) zinc electrode b) Copper electrode c) Platinum electrode
d)calomel eletrode
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Give reason
(a)Valves are present in veins
(b)Arteries have thick elastic walls.
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