The LD50 for arsenic in humans is 13mg/kg
. Which of the following approaches should be used to calculate the number of grams of arsenic it would take to reach the LD50 in a 140-pound person? [Note: 1kg=2.2pounds

The LD50 for arsenic in humans is 13mgkg Which of the following approaches should be used to calculate the number of grams of arsenic it would take to reach the class=