Hard Chemistry Chapter 01: Solutions Class 12 Level 4

यदि मोललता में विलेय के मोल समान रखें और विलायक का द्रव्यमान आधा कर दें, तो मोललता कैसी होगी?

If moles of solute are kept same and mass of solvent is halved in molality, what happens to molality?

Explanation opens after your attempt
Correct Answer

B. दोगुनी होगी / It becomes double

Step 1

Concept

Molality = moles ÷ mass of solvent.

Step 2

Why this answer is correct

If the denominator becomes half, the ratio becomes double.

Step 3

Exam Tip

Decrease in denominator increases concentration. चरण 1: मोललता = मोल ÷ विलायक का द्रव्यमान। चरण 2: हर आधा होने पर अनुपात दोगुना हो जाता है। चरण 3: हर में कमी सांद्रता को बढ़ाती है।

FAQs

Chemistry Question FAQs

What is the correct answer to this Chemistry MCQ?

The correct answer is B. दोगुनी होगी / It becomes double.

Where can I practice more Chemistry questions?

Open the subject page or level quiz links on this page to practice more active Chemistry MCQs with answers and explanations.

Related Questions

Student Class Required

Select your class first

Quiz questions, daily challenge and practice pages will open according to your selected class. Class 11/12 ke liye stream bhi select karein.