In chemistry, the amount of solute present per unit volume or per unit mass of the solution/solvent is known as:

விடை: (D) concentration of solution

• (A) தவறு

  Wrong: not the standard term.

• (B) தவறு

  Wrong: it measures solute, not solvent.

• (C) தவறு

  Wrong: the standard term is the concentration of the solution.

• (D) சரி

  Correct: concentration of a solution = amount of solute per unit volume/mass.