Q53.Kjeldahl's method was used for the estimation of nitrogen in an organic compound. The ammonia evolved from 0. 55 g of the compound neutralised 12. 5 mL of 1M H2 SO4 solution. The percentage of nitrogen in the compound is (Nearest integer)
What This Question Tests
This question asks for the total enthalpy change for the vaporization of a given mass of substance, using its molar enthalpy of vaporization.
Concepts Tested
Formulas Used
ΔH_total = (mass/molar mass) * ΔH_molar
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📋 Question Details
- Chapter
- Chemical Thermodynamics
- Topic
- Enthalpy Change
- Year
- 2022
- Shift
- 29 Jun Shift 1
- Q Number
- Q53
- Type
- Numerical
- NCERT Ref
- Class 11 Chemistry Ch 6: Thermodynamics