1.

1.0 g of pure calcium carbonate was found to react with50 ml of dilute HCl for completion of the reaction.The strength of the HCl solution is(1) 4M (2) 2M (3) 0.4M (4) 0.2M

Answer»

M.eq. of HCl = M.eq. of CaCO3 N×50=150×1000 ; N=1×100050×50=0.4N

M.eg. meaning

sorry m.eq means



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