State PCS PYQPrelims 2023

BPSC – Combined Competitive Examination · প্রশ্ন 17

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

  1. composition of solute
  2. concentration of solvent
  3. concentration of solute
  4. concentration of solution
উত্তর দেখান ও ব্যাখ্যা

উত্তর: (D) concentration of solution

ব্যাখ্যা

NCERT defines the concentration of a solution as the amount of solute in a given amount of solution or solvent.

  • (A) ভুল

    Wrong: not the standard term.

  • (B) ভুল

    Wrong: it measures solute, not solvent.

  • (C) ভুল

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

  • (D) সঠিক

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