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Match the items of Column I and Column II and choose the correct codes from the options given below.
Column I Column II
A. Mole fraction 1. $M_{2} \times V_{2}$
B. Molarity 2. The solution of higher concentration
C. Molaliiy 3. It is defined as the number of moles of solute present in 1 kg of solvent
D. $M_{1} \times V_{1} is equal to$ 4. It is the ratio of number of moles of a partial component to the total number of moles of the solution.
E Stock solution 5. It is defined as the number of moles of the solute in 1 L of the solution.
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A-1 B-2 C-3 D-4 E-5

A-4 B-5 C-3 D-1 E-2

A-1 B-2 C- 5 D-4 E-3

A-3 B-2 C-1 D-4 E-5

answer is B.

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Detailed Solution

Mole fraction is the ratio of one mole of component to the total no of moles of all components.

Molarity is the No. of moles of solute dissolved in 1 lit of solution.

Molality is the No. of moles of solute dissolved in 1kg. of solvent.

Molarity of dilute solution M₁V₁ =M₂V₂

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