Explain hydrogen sulfide gas has toxicity

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Hydrogen Sulfide gas has toxicity comparable to Hydrogen Cyanide, but because of its intense odor its presence is observed at concentrations well below toxic levels. A mixing ratio of 100 ppmV can be lethal to humans over an extended time, What ar the equilibrium concentrations of H2S and HS- iin water in an atmosphere containing that concentration of the gas?

Reference no: EM13205628

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