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Hydrogen cyanide, hcn, is a poisonous gas. the lethal dose is approximately 300. mg hcn per kilogram of air when inhaled. the density of air at 26 ∘c is 0.00118 g/cm3. calculate the amount of hcn that gives the lethal dose in a small laboratory room measuring 12.0 ft×15.0 ft×8.90ft.
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Hydrogen cyanide, hcn, is a poisonous gas. the lethal dose is approximately 300. mg hcn per kilogram...
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