NEET Chemistry Redox Reactions Questions Solved


1g of pure calcium carbonate was found to require 50 mL of dilute HCl for complete reactions. The strength of the HCl solution is given by:

(a) 4N

(b) 2N

(c) 0.4N

(d) 0.2N

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(c) M eq. of HCl = M eq. of CaCO3;

therefore N x 50 = 1/50*1000 or N = 0.4

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