Hydrogen sulfide, molecular formula is H2S, molecular weight is 34.076, is a flammable acid gas under standard conditions, colorless, odorous egg smell at low concentration, poisonous. Its aqueous solution is hydrosulfuric acid. The molecular weight is 34.08, the vapor pressure is 2026.5kPa / 25.5 ° C, the flash point is <-50 ° C, the melting […]