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MHT CET Chemistry question

ChemistryRedox ReactionsMHT CET

An aqueous solution of 6.3 g oxalic acid dihydrate is made up to 250 mL. The volume of 0.1 NaOH required to completely neutralised 10 mL of this solution is:

Answer: (A)

Solution

Oxalic acid dihydrate (126 g mol⁻¹) has equivalent weight 63, so 6.3 g in 250 mL is 0.4 N; 10 mL × 0.4 N = 4

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Question ID VK-041184