what is the chemical combination of hydrogen chloride
1 volume of hydrogen+ 1 volume of chlorine â 2 volumes of hydrogen chloride. By Avagadro's hypothesis. 1 molecule of hydrogen+ 1 molecule of chlorine â 2 molecules of hydrogen chloride. similarly. 1 volume of ammonia â 1 volume of nitrogen + 3 volumes of hydrogen. 6. The various laws can be combined.