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Railways R.R.C. (Patna) Solved Paper Held on 1st_Shift 23-11-2014

  • question_answer
    Which of the following 'acids' is found in Vinegar?

    A) Citric Acid                     

    B) Lactic Acid

    C) Acetic Acid                   

    D) Oxalic Acid

    Correct Answer: C

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