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JEE Main & Advanced Chemistry Thermodynamics / रासायनिक उष्मागतिकी Question Bank First law of thermodynamics and Hess law

  • question_answer
    The first law of thermodynamics is only

    A)                 The law of conservation of energy

    B)                 The law of conservation of mass

    C)                 The law of conservation of momentum

    D)                 Both A and B

    Correct Answer: D

    Solution :

              First low of thermodynamics is also known as Law of conservation of mass and energy.


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