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  3. Railways

Railways Sample Paper RRB (Assistant Loco Pilot) Sample Test Paper-6

  • question_answer
    Washing soda is the common name of-

    A)  Calcium Carbonate     

    B)  Calcium Bi-Carbonate

    C)  Sodium Carbonate      

    D)  Sodium Bi-Carbonate

    Correct Answer: C

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