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Banking Chemistry Structure of Atom / परमाणु संरचना Question Bank Structure of Atom

  • question_answer
    In a chemical change the total weight of the reacting substances compared to total weight of products is

    A)  never the same             

    B)  always less

    C)  always more                 

    D)  always the same  

    Correct Answer: D

    Solution :

     Law of conservation of mass.


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