JEE Main Chemistry question

ChemistryRedox ReactionsJEE Main

If 20 mL of 0.4 N NaOH solution completely neutralizes 40 mL of a dibasic acid, the molarity of the acid solution is

Answer: (A)

Solution

Milli-equivalents of NaOH . At neutralization this equals milli-equivalents of acid, so

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Question ID VK-143154