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    Precision and Significant Figure Calculations

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    The answer should not contain more significant figure than the question.

    A carbon dioxide molecule contains a carbon atom and two oxygen atoms. Calculate its mass in:

    a) atomic mass units

    (Amu of carbon = 14, Amu of oxygen = 16)

    See attachment below.

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    Solution Preview

    See attachment for full solution.

    The point of this question is to practice the concept of precision and the number of significant
    figure to quote.
    Questions are taken from the course book 'Physics with modern physics', Richard Wolfson & J.
    M. Pasachoff, pp 18-20.
    A carbon dioxide molecule contains a ...

    Solution Summary

    Precision questions are provided. The precision and significant figures are calculated for a carbon dioxide molecule. The mass is calculated.