Chemical Thermodynamics Question 302

Question: Cdia + O2CO2;

ΔH=395.3,kJ/mole

Cgr+O2CO2;,ΔH=393.4,kJ/mole

CgrCdia;,ΔH= [BHU 2003]

Options:

A) - 3.8

B) - 1.9

C) + 3.8

D) + 1.9

Show Answer

Answer:

Correct Answer: D

Solution:

By (ii) - (i), CgrCdia,,ΔH=+1.9 .



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