Railways R.R.C. (Patna) Solved Paper Held on 1st Shift 16-11-2014

  • question_answer
    Which of the following is freely available in the gaseous, liquid and soild states?

    A) \[CO\]                          

    B) \[C{{O}_{2}}\]

    C) \[{{O}_{2}}\]                           

    D) \[{{H}_{2}}O\]

    Correct Answer: D

    Solution :

    Water is freely available in three states: snow (solid water) on the beach, liquid water in the ocean, and water vapor (water in gaseous form) up in the clouds.


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