Railways R.R.C. (Ahmedabad) Solved Paper Held on 1st Shift 2-11-2014

  • question_answer
    Melting of ice, boiling of water to steam is considered physical change due to?

    A) A physical change involves formation of substances with different properties

    B) There is no difference in the chemical composition of ice, water and steam, only physical state is different

    C) There is no difference in the taste of steam, ice and water

    D) None of these

    Correct Answer: B


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