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JEE Main & Advanced Chemistry Some Basic Concepts of Chemistry / रसायन की कुछ मूलभूत अवधारणाएँ Question Bank Chemical stoichiometry

  • question_answer
    To neutralise 20 ml of \[M/10\] sodium hydroxide, the volume of \[M/20\] hydrochloric acid required is [Andhra MBBS 1980]

    A)                 10 ml     

    B)                 15 ml

    C)                 20  ml    

    D)                 40 ml

    Correct Answer: D

    Solution :

               NaOH      HCl                                                          \[{{N}_{1}}{{V}_{1}}\ \ =\ \ {{N}_{2}}{{V}_{2}}\]; \[20\times \frac{1}{10}=\frac{1}{20}\times V\]; V = 40ml.


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