TCDD, also called dioxin (C 12H 4Cl 4O 2, molar mass 322.0 g/mol), is a potent poison. The average lethal dose in humans is estimated to be 3.0 × 10 −2 mg per kg of body weight. (a) How many grams constitute a lethal dose for a 70.-kg individual? (b) How many molecules of TCDD does this correspond to?

Chemistry for Engineering Students
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Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter3: Molecules, Moles, And Chemical Equations
Section: Chapter Questions
Problem 3.115PAE: 3.115 The average person exhales 1.0 kg of carbon dioxide in a day. Describe how you would estimate...
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TCDD, also called dioxin (C 12H 4Cl 4O 2, molar mass
322.0 g/mol), is a potent poison. The average lethal dose
in humans is estimated to be 3.0 × 10 −2 mg per kg of
body weight. (a) How many grams constitute a lethal dose
for a 70.-kg individual? (b) How many molecules of TCDD
does this correspond to?

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