Question

Which materials are not soluble in water?

Answer 1

materials which are non polar ( contain carbon )not soluble in water e.g. oil, coal

Answer 2

Answer:

Insoluble or non-polar solvents.

Explanation:

Once the seed pod bursts and cellular respiration begins, the tiny seedling gains the energy it needs to push up through the soil. The emerging plant will begin to grow plant tissue, forming the beginning of a stem. Most seedlings grow out of the seedling curled over,

There can be another type which is the non-polar solvents which do not dissolve in water. They remain detached from water and does not mix when kept in close contact. They are fats, grease, oils.