A 4.98 g sample of aniline (C6H5NH2,molar mass = 93.13 g/mol) was combusted in a bomb calorimeter with a heat capacity of 4.25 kJ/°C.If the temperature rose from 29.5°C to 69.8°C,determine the value of ΔH°comb for aniline.
A) +7.81 × 103 kJ/mol
B) -3.20 × 103 kJ/mol
C) +1.71 × 103 kJ/mol
D) -1.71 × 103 kJ/mol
E) -7.81 × 103 kJ/mol
Correct Answer:
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