Chemistry · JEE

Different methods for expressing the concentration of solution: molality, molarity, mole fraction, percentage (by volume and mass both) Previous Year Questions for JEE

37+ syllabus-aligned questions available

Quick answer

Goodmarks offers 37+ JEE-style PYQs for Different methods for expressing the concentration of solution: molality, molarity, mole fraction, percentage (by volume and mass both) with detailed solutions. While official past papers rotate yearly, our bank covers the same concepts, difficulty, and question formats tested in JEE Chemistry.

Previous year questions are the fastest way to understand how Different methods for expressing the concentration of solution: molality, molarity, mole fraction, percentage (by volume and mass both) is tested in JEE. Practise 37+ exam-pattern MCQs modelled on JEE Main and Advanced, with full solutions for every question.

Syllabus context

Part of Solutions in JEE Main Chemistry.

Free sample questions

Attempt 8 free MCQs for Different methods for expressing the concentration of solution: molality, molarity, mole fraction, percentage (by volume and mass both). Unlock 29+ more with Pro.

Unlock full bank

Q1ChemistryUnit 5: Solutions

Hydrochloric acid solution

A

and

B

have a concentration of

0.5 N

and

0.1 N

respectively. The volume of solutions

\boldsymbol{A}

and

B

required to make 2 litres of

\mathbf{0 . 2} \mathbf{N} \mathbf{H} \mathbf{C l}

are:

Q2ChemistryUnit 5: Solutions

The volume of ethyl alcohol (density

1.15 g / c c)

that has to be added to prepare

100 \mathrm{cc}

0.5 \mathrm{M}

ethyl alcohol solution in water is :

Q3ChemistryUnit 5: Solutions

Calculate the molality of a

1 \mathrm{M}

solution of sodium nitrate. The density of the solution is

1.25 g c m^{-3}

Q4ChemistryUnit 5: Solutions

Molarity is expressed as:

Q5ChemistryUnit 5: Solutions

Number of moles of solute in solution is represented by :

Q6ChemistryUnit 5: Solutions

The solubility of a substance is defined as the amount of solute in grams:

Q7ChemistryUnit 5: Solutions

Which of the following solutions has the more capacity dissolve the solute in the solvent?

Q8ChemistryUnit 5: Solutions

The molarity of

98 \%

\mathbf{H}_{2} \mathbf{S O}_{4}(\boldsymbol{d}=\mathbf{1} . \mathbf{8} \boldsymbol{g} / \boldsymbol{m} \boldsymbol{L})

by weight is:

Want unlimited Different methods for expressing the concentration of solution: molality, molarity, mole fraction, percentage (by volume and mass both) practice?

Pro unlocks the full question bank, topic filters, and attempt history.

Get started free View Pro plans

Frequently asked questions

Why practise PYQs for Different methods for expressing the concentration of solution: molality, molarity, mole fraction, percentage (by volume and mass both)?

PYQs reveal recurring concepts, common traps, and the difficulty level JEE expects. Solving them builds exam temperament and time management.

Does Goodmarks have actual JEE past papers?

Our bank includes exam-style MCQs aligned with JEE Main Chemistry syllabus for Different methods for expressing the concentration of solution: molality, molarity, mole fraction, percentage (by volume and mass both), covering the same topics as previous year papers.

How should I use PYQs for Solutions?

Solve timed sets, review every explanation, note weak subtopics, then revisit with focused practice on Goodmarks.

Are PYQ solutions step-by-step?

Yes. Every question includes the correct answer and a detailed explanation showing the reasoning.