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    Calculating LD50 of sarin from lethal inhalation dose

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    The lethal inhalation dose of sarin for a 200lb. person has been determined to be 0.0015mg.
    Determine the LD50 of sarin that researchers used to calculate this lethal inhalation dose.

    Possible answers:

    1.4x10-4 mg/kg
    0.16x10-4 mg/kg
    1.8x10-5 mg/kg
    0.00023 mg/kg

    Which of the above answers is correct?

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    Solution Preview

    The lethal inhalation dose is calculated based on the LD50.

    The LD50 is simply the dose at which approximately 50% of the population would die from its exposure. As it kills half ...

    Solution Summary

    This solution gives a definition of LD50 and a brief example that describes how to calculate the LD50 of a substance from its known lethal inhalation dosage (expressed as mg/lb).