math
posted by Cameron .
The lethal inhalation dose of Sarin for a 200lb person has been determined to be 0.0015 mg. Determine the LD50 of Sarin that researchers used to calculate this lethal inhalation dose.
1.4 x 104 mg/kg
0.16 x 104 mg/kg
1.8 x 105 mg/kg

0.16 x 104 mg/kg
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