Some lakes lack outlets in the form of rivers which would drain away
Some of the salts contained din away
Some lakes do not have enough fresh water rivers emptying into them
Some lakes are located in areas that experience high rate of evaporation hence increased concentration and accumulation of salts
Surface run-off and rivers drain into some lakes having dissolved some mineral salts
The rocks over which the lakes water is in contact which may contain a lot of mineral salts.
johnson mwenjera answered the question on January 9, 2018 at 17:49
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