9th Class Science Sample Paper Science Olympiad Model Test Paper-5

  • question_answer
    Calculate the mass of 1 molecule of ammonia.

    A) \[2.823\times {{10}^{-23}}g\]

    B) \[6.823\times {{10}^{-23}}g\]

    C) \[2.823\times {{10}^{23}}g\]

    D) \[1.823\times {{10}^{-30}}g\]

    E) None of these

    Correct Answer: A


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