If the soil is too dry, the soluble salts could end up taking water out of the plant.
Any soluble salts present on the surface will dissolve in the water.
A soluble salts report should include climate conditions and substrate temperature.
Your demonstration needs to start from two soluble salts.
Why are chloride salts used instead of any soluble salt?
They grow well in water containing up to 3.000 to 4.000 of soluble salts.
Depending on the value of n, the material is either a dense brown solid or a soluble reddish salt.
You can repeat this step of the experiment with a soluble salt.
Sodium and lithium are frequently used, as they form inexpensive, soluble salts.
Does this indicate that the soluble salts have been washed out?