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JEE Main & Advanced Chemistry Some Basic Concepts of Chemistry / रसायन की कुछ मूलभूत अवधारणाएँ Question Bank Numerical Value Type Questions - Some Basic Concepts of Chemistry

  • question_answer
    5 g sample contain only \[N{{a}_{2}}C{{O}_{3}}\] and \[N{{a}_{2}}S{{O}_{4}}\]. This sample is dissolved and the volume made up to 500 mL. 25 mL of this solution neutralizes 20 mL of \[0.1\,\,M\,{{H}_{2}}\,S{{O}_{4}}.\] Calculate the percentage of \[N{{a}_{2}}S{{O}_{4}}\] in the sample.

    Answer:

    15.2


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