AIIMS2019Chemistry-Thermodynamics
AIIMS 2019 Chemistry Enthalpy MCQ Question
Type: MCQ-numerical-Medium-Class 11
C + O₂(g) ⟶ CO₂ ...... (i); ΔH = -393 kJ mol⁻¹ H₂ + 1/2 Ω₂ ⟶ H₂O ...... (ii); ΔH = -287.3 kJ mol⁻¹ 2CO₂ + 3H₂O ⟶ C₂H₅OH + 3O₂ ...... (iii); ΔH = 1366.8 kJ mol⁻¹ Find the standard enthalpy of formation of C₂H₅OH(l)
A
281.1 kJ mol⁻¹
B
-281.1 kJ mol⁻¹
C
562.2 kJ mol⁻¹
D
-562.2 kJ mol⁻¹
Correct Answer
Option
Detailed explanation coming soon.
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