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J & K CET Medical J & K - CET Medical Solved Paper-2004

  • question_answer
    1 mol of\[{{H}_{2}}S{{O}_{4}}\]is mixed with 2 moles of\[NaOH\]. The heat evolved will be:

    A)  57.3 kJ

    B) \[2\times 57.3kJ\]

    C)  57.3/2kJ

    D)  cannot be predicted

    Correct Answer: B

    Solution :

                    \[\because \]1 mol of\[{{H}_{2}}S{{O}_{4}}=2\text{ }g\]equivalent of\[{{H}_{2}}S{{O}_{4}}\]Hence, when 1 mol of\[{{H}_{2}}S{{O}_{4}}\]is mixed with 2 moles of\[NaOH,\]the heat evolved will be\[2\times 57.3\text{ }kJ\].


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