Q56.A solution of H2 SO4 is 31. 4% H2 SO4 by mass and has a density of 1. 25 g/ mL. The molarity of the H2 SO4 solution is M (nearest integer) [Given molar mass of H2 SO4 = 98 g mol−1 ]
What This Question Tests
This question requires converting solution concentration from mass percentage and density to molarity, a fundamental concept in solution chemistry.
Concepts Tested
Formulas Used
Molarity = (Mass % * Density * 10) / Molar Mass
📚 NCERT Sections This Tests
1.4 — Concentrated Nitric Acid Used In Laboratory Work Is 68% Nitric Acid By Mass In
Chemistry Class 11 · Chapter 1
1.4 Concentrated nitric acid used in laboratory work is 68% nitric acid by mass in aqueous solution. What should be the molarity of such a sample of the acid if the density of the solution is 1.504 g mL–1? 27 Solutions Reprint 2025-26
1.3 — Define The Following Terms:
Chemistry Class 11 · Chapter 1
1.3 Define the following terms: (i) Mole fraction (ii) Molality (iii) Molarity (iv) Mass percentage.
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1.28 Calculate the mass percentage of aspirin (C9H8O4) in acetonitrile (CH3CN) when 6.5 g of C9H8O4 is dissolved in 450 g of CH3CN.
📋 Question Details
- Chapter
- Solutions
- Topic
- Molarity calculation
- Year
- 2024
- Shift
- 29 Jan Shift 1
- Q Number
- Q56
- Type
- Numerical
- NCERT Ref
- Class 12 Chemistry Ch 2: Solutions
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