However, the gas is very soluble in water. This aqueous solution is called âhydrochloric acidâ and it is a liquid mixture that gives off HCl gas quite easily. (Donât put your nose above it). Hydrochloric acid is the (liquid) solution of the gas Hydrogen chloride (HCl).
Weather lowdown. As the autumn season wears on, the weather gets colder, wetter and cloudier in Florence, Italy in October. During this month, the average temperature for the city begins at 19Â°C, created by highs of 24Â°C during the daytime and lows of 14Â°C after dark.
After the hot summer months of July and August, things begin to cool down in Florence, Italy in September, when the autumn season is just beginning. During this month, the average temperature for the city starts off at 23Â°C, created by highs of 29Â°C during the daytime and lows of 17Â°C after dark. This average drops down to 19Â°C by the end of the month, created by highs of 24Â°C during the daytime and lows of 14Â°C after dark. ... Averages for Florence in September.