The Latin name of vinegar is____?
Radioactive disintegration of uranium ultimately results in formation of
Blood has been formed isotonic with
Tetraethyl lead is used as___?
Which allotrope of carbon is in rigid three dimensional structure to?
Sodium metal is kept under?
_____ discovered inert gases.
A mixture of water and alcohol can be separated by?
Who was the inventor of electron microscope?
The region covered by water is known as
One fathom is equal to