Questions

I like new challenges and fortunate to develop. As long as I keep doing these, I don’t think I’ll need to alter. I’d like to consider that this relationship lasts for many years. However, I haven’t set a period of time limit as such.

P J Nayak

In general, polar solvents dissolve polar solutes, and nonpolar solvents dissolve nonpolar solutes.
As water molecules are polar, polar molecules dissolves in water.

The chemical name of common is sodium chloride. Its chemical formula is NaCl.

Salts and sugars work to preserve foods by creating a Hypertonic environment.

Black soils are rich in montmorillonitic and beidellitic group of clay minerals and are poor in nitrogen, phosphorus and organic matter. Black soils are most suitable for the cotton crop hence it is also known as black cotton soil. Besides cotton, the soil is suitable for the cultivation of crops like wheat, groundnut, chillies, tobacco and jowar.