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

  • question_answer
    What should be the weight of 50% HCl which reacts with 100 g of limestone

    A)                 50% pure              

    B)                 25% pure

    C)                 10% pure              

    D)                 8% pure

    Correct Answer: A

    Solution :

               50% HCl itself means 50gm HCl react with 100gm sample                                 % Purity \[=\frac{50}{100}\times 100=50%\].


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