The Rhone and Arve river are two rivers that flow through the city of Geneva, Switzerland.
The Arve river is a fast-flowing current river, that has a high level of turbidity. While the Rhode river is one of the largest rivers in Europe, it is much deeper and has its source in the Swiss alps.
The two water forms true wonders of nature, they cannot mix because, The Rhode river is large, deep, and has low Turbidity, and also, its PH is relatively neutral.
While the Arve river is Shallower and carries glacial sediments which makes it turbid and acidic.