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Chemistry
Chemistry
Problem
Three chemical changes have the following enthalpy changes per mole: Process W:
Δ
H
=
−
44
kJ mol
−
1
\Delta H = -44\,\text{kJ mol}^{-1}
Δ
H
=
−
44
kJ mol
−
1
Process X:
Δ
H
=
+
6
kJ mol
−
1
\Delta H = +6\,\text{kJ mol}^{-1}
Δ
H
=
+
6
kJ mol
−
1
Process Y:
Δ
H
=
−
242
kJ mol
−
1
\Delta H = -242\,\text{kJ mol}^{-1}
Δ
H
=
−
242
kJ mol
−
1
Identify which process is most exothermic.
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