Q71.Xg of benzoic acid on reaction with aq NaHCO3 released CO2 that occupied 11.2 L volume at STP. X is _____ g.
What This Question Tests
This question requires applying stoichiometry to calculate the mass of benzoic acid reacting with sodium bicarbonate, given the volume of CO2 produced at STP.
Concepts Tested
Formulas Used
Moles = Volume / Molar Volume at STP (22.4 L)
Moles = Mass / Molar Mass
📚 NCERT Sections This Tests
1.30 — Calculate The Amount Of Benzoic Acid (C6H5Cooh) Required For Preparing 250
Chemistry Class 11 · Chapter 1
1.30 Calculate the amount of benzoic acid (C6H5COOH) required for preparing 250 mL of 0.15 M solution in methanol.
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.
1.28 — Calculate The Mass Percentage Of Aspirin (C9H8O4) In Acetonitrile (Ch3Cn) When
Chemistry Class 11 · Chapter 1
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
- Mole Concept
- Topic
- Stoichiometry of Reactions
- Year
- 2025
- Shift
- 24 Jan Shift 1
- Q Number
- Q71
- Type
- Numerical
- NCERT Ref
- Class 11 Chemistry Ch 1: Some Basic Concepts of Chemistry
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