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A drop (0.05 mL) of 12 M HCl is spread o...

A drop `(0.05 mL)` of `12 M HCl` is spread over a thin sheet of aluminium foil ( thickness `0.10mm` and density of `Al=2.70g//mL`). Assuming whole of `HCl` is used to dissolve `Al`, what will be maximum area of hole produced in foil ?

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`5.4xx10^(-3)`
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